{"product_id":"esp32-s3-ai-smart-speaker-development-board-onboard-dual-digital-microphone-array-supports-noise-reduction-echo-cancellation","title":"ESP32-S3 AI Smart Speaker Development Board, Onboard Dual Digital Microphone Array, Supports Noise Reduction, Echo Cancellation","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eWaveshare\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eModel\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eESP32-S3-AUDIO-Board\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eESP Series\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv style=\"font-family:Arial, sans-serif;font-size:14px;font-weight:bold;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(86, 86, 86);background-color:rgb(255, 255, 255);border-bottom:1px solid rgb(204, 204, 204);border-top:1px solid rgb(204, 204, 204);margin:0px 0px 1em;margin-bottom:1em;margin-top:0px;margin-left:0px;margin-right:0px;padding:15px 20px 15px 60px;padding-bottom:15px;padding-top:15px;padding-left:60px;padding-right:20px;box-sizing:border-box\" class=\"overviewSec\" align=\"start\"\u003e\n ESP32-S3 AI Smart Speaker Development Board, Onboard Dual Microphone Array, Supports Noise Reduction And Echo Cancellation, Surround RGB Lighting, Supports Connecting External LCD Displays And Cameras\n\u003c\/div\u003e\n\u003cdiv style=\"font-family:Arial, sans-serif;font-size:1.5em;font-weight:400;letter-spacing:normal;text-align:center;white-space:normal;color:rgb(86, 86, 86);background-color:rgb(255, 255, 255);margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richWrap\" align=\"center\"\u003e\n \u003cdiv style=\"background-color:rgb(223, 234, 240);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0.5em 0px 0px;padding-bottom:0px;padding-top:0.5em;padding-left:0px;padding-right:0px;overflow:hidden;box-sizing:border-box\" class=\"pdT\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   ESP32-S3 AI Smart Speaker\n   \u003cbr\u003eDevelopment Board\n  \u003c\/div\u003e\n  \u003cp style=\"color:rgb(255, 255, 255);background-color:rgb(77, 157, 255);margin:0.6em 0px;margin-bottom:0.6em;margin-top:0.6em;margin-left:0px;margin-right:0px;padding:0.3em 1em;padding-bottom:0.3em;padding-top:0.3em;padding-left:1em;padding-right:1em;display:inline-block;box-sizing:border-box\" class=\"hilitBlock3 richDesc round1234\"\u003eDual microphones | AI Speech | Surround RGB Lighting\u003c\/p\u003e\n  \u003cp style=\"margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richDesc pdTRBL\"\u003eSupports Noise Reduction And Echo Cancellation. Onboard LCD and DVP interfaces for connecting external displays and cameras\u003c\/p\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-1.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"background-color:rgb(211, 216, 219);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0.5em 0px 0px;padding-bottom:0px;padding-top:0.5em;padding-left:0px;padding-right:0px;overflow:hidden;box-sizing:border-box\" class=\"pdT\"\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-3.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"background-color:rgb(239, 246, 252);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0.5em 0px 0px;padding-bottom:0px;padding-top:0.5em;padding-left:0px;padding-right:0px;overflow:hidden;box-sizing:border-box\" class=\"pdT\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   Features\n  \u003c\/div\u003e\n  \u003cdiv style=\"text-align:left;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:1em 3em;padding-bottom:1em;padding-top:1em;padding-left:3em;padding-right:3em;box-sizing:border-box\" class=\"alignl pdTRBL2\" align=\"left\"\u003e\n   \u003cp style=\"margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eESP32-S3-AUDIO-Board\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis based on the ESP32-S3 with 2.4GHz Wi-Fi and Bluetooth 5 (LE) support, integrates high-capacity Flash and PSRAM, built-in dual microphones, speaker, surround RGB LEDs, onboard multiple interfaces. It enables the rapid development of smart devices such as AI speakers, voice interaction systems, HMI screens and camera applications.\u003c\/p\u003e\n   \u003cul style=\"margin:0px 0px 1em;margin-bottom:1em;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px 0px 0px 1em;padding-bottom:0px;padding-top:0px;padding-left:1em;padding-right:0px;list-style:outside disc;box-sizing:border-box\"\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eHigh-performance MCU\u003c\/strong\u003e: Adopts ESP32-S3R8 module with Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency\u003c\/p\u003e\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eWireless Connectivity\u003c\/strong\u003e: Supports 2.4GHz Wi-Fi (802.11 b\/g\/n) and Bluetooth 5 (LE), with onboard antenna\u003c\/p\u003e\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eStorage Resources\u003c\/strong\u003e: Integrated 512KB SRAM, 384KB ROM, 8MB PSRAM, and external 16MB Flash memory\u003c\/p\u003e\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eVoice Interaction\u003c\/strong\u003e: Dual microphone array with noise reduction and echo cancellation, suitable for accurate speech recognition and near\/far-field wake-up\u003c\/p\u003e\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eClock Management\u003c\/strong\u003e: Integrated PCF85063 RTC chip, supports power-off time retention for alarm, scheduled task, and wake-up functions\u003c\/p\u003e\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eColorful Lighting Effects\u003c\/strong\u003e: Onboard 7x surround RGB LEDs, programmable for a variety of dynamic effects\u003c\/p\u003e\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eHMI Interfaces\u003c\/strong\u003e: Multiple reserved buttons and battery switch for customized function development\u003c\/p\u003e\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n     \u003cdiv\u003e\n      \u003cstrong\u003eExpansion Interfaces\u003c\/strong\u003e:\n     \u003c\/div\u003e\n     \u003cul style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px 0px 0px 1em;padding-bottom:0px;padding-top:0px;padding-left:1em;padding-right:0px;list-style:outside circle;box-sizing:border-box\"\u003e\n      \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003eSPI LCD display interface (FPC connector \/ pin header)\u003c\/p\u003e\u003c\/li\u003e\n      \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003eDVP camera interface (24pin connector)\u003c\/p\u003e\u003c\/li\u003e\n      \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003eUSB, I2C, and some I\/O pins (compatible with display interface I\/O pins)\u003c\/p\u003e\u003c\/li\u003e\n     \u003c\/ul\u003e\n\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eMultimedia Features\u003c\/strong\u003e: Onboard audio decoding chip, dual microphones and speaker header\u003c\/p\u003e\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eStorage Expansion\u003c\/strong\u003e: Onboard TF card slot for storing audio files, etc.\u003c\/p\u003e\u003c\/li\u003e\n    \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003ePower Management\u003c\/strong\u003e: Built-in battery recharge management module, supports multiple power modes and low-power applications\u003c\/p\u003e\u003c\/li\u003e\n   \u003c\/ul\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"background-color:rgb(239, 246, 252);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0.5em 0px 0px;padding-bottom:0px;padding-top:0.5em;padding-left:0px;padding-right:0px;overflow:hidden;box-sizing:border-box\" class=\"pdT\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   Version Options\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richGridWrap richGridWrap-2c richGridWrap-valignTop mgnTB\"\u003e\n   \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:5px;padding-bottom:5px;padding-top:5px;padding-left:5px;padding-right:5px;display:inline-block;width:441.6px;box-sizing:border-box\"\u003e\n    \u003cdiv\u003e\n     \u003cimg style=\"border:1px solid rgb(211, 217, 222);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" class=\"round1234\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-5-1.jpg\" slate-data-type=\"image\"\u003e\n    \u003c\/div\u003e\n    \u003cp style=\"font-size:0.7em;margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eESP32-S3-AUDIO-Board-EN\u003c\/strong\u003e\u003cbr\u003eStandard version, without Lithium battery\u003c\/p\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan\u003e \u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:5px;padding-bottom:5px;padding-top:5px;padding-left:5px;padding-right:5px;display:inline-block;width:441.6px;box-sizing:border-box\"\u003e\n    \u003cdiv\u003e\n     \u003cimg style=\"border:1px solid rgb(211, 217, 222);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" class=\"round1234\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-5-2.jpg\" slate-data-type=\"image\"\u003e\n    \u003c\/div\u003e\n    \u003cp style=\"font-size:0.7em;margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eESP32-S3-AUDIO-Board\u003c\/strong\u003e\u003cbr\u003eComes with a MX1.25 3.7V Lithium battery\u003cbr\u003e(can be installed inside the case)\u003c\/p\u003e\n   \u003c\/div\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"background-color:rgb(239, 246, 252);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0.5em 0px 0px;padding-bottom:0px;padding-top:0.5em;padding-left:0px;padding-right:0px;overflow:hidden;box-sizing:border-box\" class=\"pdT\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   Onboard Audio Input\/Output\n  \u003c\/div\u003e\n  \u003cp style=\"margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richDesc pdTRBL\"\u003eSupports high-quality audio processing, providing clear and high-quality audio input and output. Equipped with the offline voice model we provided to realize device control via customizable shortcut commands\u003c\/p\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:1px solid rgb(211, 217, 222);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" class=\"round1234\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-7.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:1px solid rgb(211, 217, 222);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" class=\"round1234\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-9.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"background-color:rgb(239, 246, 252);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0.5em 0px 0px;padding-bottom:0px;padding-top:0.5em;padding-left:0px;padding-right:0px;overflow:hidden;box-sizing:border-box\" class=\"pdT\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   Supports AI Speech Interaction\n  \u003c\/div\u003e\n  \u003cp style=\"margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richDesc\"\u003eAllows access to online large model platforms such as DeepSeek, Doubao, etc\u003c\/p\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" class=\"round1234\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-11.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"background-color:rgb(242, 242, 242);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:1em;padding-bottom:1em;padding-top:1em;padding-left:1em;padding-right:1em;box-sizing:border-box\" class=\"pdTRBL\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   Supports external LCD displays \u0026amp; cameras\n  \u003c\/div\u003e\n  \u003cp style=\"margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richDesc pdTRBL\"\u003eOnboard LCD interface, compatible with Waveshare\u003cspan\u003e \u003c\/span\u003e1.47inch\u003cspan\u003e \u003c\/span\u003e\/\u003cspan\u003e \u003c\/span\u003e2inch\u003cspan\u003e \u003c\/span\u003e\/\u003cspan\u003e \u003c\/span\u003e2.8inch\u003cspan\u003e \u003c\/span\u003e\/\u003cspan\u003e \u003c\/span\u003e3.5inch\u003cspan\u003e \u003c\/span\u003eLCDs and other SPI displays. Onboard DVP interface, compatible with ESP32 OV2640 \/ OV5640 cameras\u003c\/p\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" class=\"round1234\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-13.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"color:rgb(255, 0, 0);margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"note\"\u003e* for reference only, please refer to the Package Content for the detailed part list.\u003c\/p\u003e\n  \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   What's On Board\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-intro.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"font-size:0.6em;font-weight:normal;text-align:left;background-color:rgb(244, 244, 244);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:1em;padding-bottom:1em;padding-top:1em;padding-left:1em;padding-right:1em;box-sizing:border-box\" class=\"richGridWrap richGridWrap-valignTop richGridWrap-2c alignl subBlock bgGrey\" align=\"left\"\u003e\n   \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:5px;padding-bottom:5px;padding-top:5px;padding-left:5px;padding-right:5px;display:inline-block;width:430px;box-sizing:border-box\"\u003e\n    \u003col style=\"margin:0px 0px 1em;margin-bottom:1em;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px 0px 0px 1em;padding-bottom:0px;padding-top:0px;padding-left:1em;padding-right:0px;list-style:outside decimal;box-sizing:border-box\"\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eESP32-S3R8\u003c\/strong\u003e\u003cbr\u003edual-core processor, up to 240MHz operating frequency\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eTCA9555PWR\u003c\/strong\u003e\u003cbr\u003eGPIO expander chip\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003ePCF85063 RTC chip\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eButtons\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eUSB Type-C port\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eCharge indicator\u003c\/strong\u003e\u003cbr\u003eLithium battery charge indicator, lights up when charging, off when fully charged (the light status is uncertain when the battery is not connected)\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eBattery switch\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003e18PIN display interface\u003c\/strong\u003e\u003cbr\u003efor connecting to displays with corresponding pinout\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eCamera interface\u003c\/strong\u003e\u003cbr\u003efor connecting to cameras with corresponding pinout\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eTF card slot\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eMicrophones\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003ePIN header\u003c\/strong\u003e\u003cbr\u003eCompatible with display interface I\/O pins\u003c\/p\u003e\u003c\/li\u003e\n    \u003c\/ol\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan\u003e \u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:5px;padding-bottom:5px;padding-top:5px;padding-left:5px;padding-right:5px;display:inline-block;width:430px;box-sizing:border-box\"\u003e\n    \u003col style=\"margin:0px 0px 1em;margin-bottom:1em;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px 0px 0px 1em;padding-bottom:0px;padding-top:0px;padding-left:1em;padding-right:0px;list-style:outside decimal;box-sizing:border-box\"\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eIPEX1 connector\u003c\/strong\u003e\u003cbr\u003efor connecting external antenna, enabled via resoldering an onboard resistor\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eOnboard ceramic antenna\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eAmplifier chip\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eES8311 chip\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003e16MB flash\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eRTC battery header\u003c\/strong\u003e\u003cbr\u003efor connecting rechargeable\u003cspan\u003e \u003c\/span\u003eRTC battery\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eES7210 chip\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eMP1605GTF-Z\u003c\/strong\u003e\u003cbr\u003epower module, supports up to 3.3V 2A output\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eBattery recharge manager\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003e7x surround RGB LEDs\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eMX1.25 battery header\u003c\/strong\u003e\u003cbr\u003eMX1.25 2PIN connector, for 3.7V Lithium battery, supports charging and discharging\u003c\/p\u003e\u003c\/li\u003e\n     \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eSpeaker header\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n    \u003c\/ol\u003e\n   \u003c\/div\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0.5em 0px 0px;padding-bottom:0px;padding-top:0.5em;padding-left:0px;padding-right:0px;overflow:hidden;box-sizing:border-box\" class=\"pdT\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   Interfaces Definition\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" class=\"round1234\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-inter.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"background-color:rgb(217, 230, 249);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0.5em 0px 0px;padding-bottom:0px;padding-top:0.5em;padding-left:0px;padding-right:0px;overflow:hidden;box-sizing:border-box\" class=\"pdT\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   Outline Dimensions\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" class=\"round1234\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-details-size.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\n  \u003cdiv style=\"font-size:2em;margin:1em 0px 0px;margin-bottom:0px;margin-top:1em;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"richTitle\"\u003e\n   Resources \u0026amp; Services\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/LCD\/common\/res_banner.png\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"background-color:rgb(244, 244, 244);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:1em;padding-bottom:1em;padding-top:1em;padding-left:1em;padding-right:1em;box-sizing:border-box\" class=\"bgGrey\"\u003e\n   \u003cstrong\u003eWiki:\u003c\/strong\u003e\n   \u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003ewww.waveshare.com\/wiki\/ESP32-S3-AUDIO-Board\n  \u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003ePACKAGE CONTENT\u003c\/p\u003e\n\u003cp style=\"font-family:Arial, sans-serif;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(24, 24, 26);background-color:rgb(255, 255, 255);margin:0px 0px 10px;margin-bottom:10px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" align=\"start\"\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e0.142 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"font-family:Arial, sans-serif;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(24, 24, 26);background-color:rgb(255, 255, 255);margin:0px auto;margin-bottom:0px;margin-top:0px;margin-left:auto;margin-right:auto;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:960px;box-sizing:border-box\" class=\"std\" align=\"start\"\u003e\n \u003cdiv style=\"text-align:left;color:rgb(255, 0, 0);background-color:rgb(253, 247, 226);border-left:0.3em solid rgb(218, 188, 70);margin:1em 0px;margin-bottom:1em;margin-top:1em;margin-left:0px;margin-right:0px;padding:1em;padding-bottom:1em;padding-top:1em;padding-left:1em;padding-right:1em;box-sizing:border-box\" class=\"msg msg_warning\" align=\"left\"\u003e\n  * the MX1.25 3.7V Lithium battery is optional.\n \u003c\/div\u003e\n \u003col style=\"margin:0px 0px 1em;margin-bottom:1em;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px 0px 0px 1em;padding-bottom:0px;padding-top:0px;padding-left:1em;padding-right:0px;list-style:outside decimal;box-sizing:border-box\"\u003e\n  \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003eESP32-S3-AUDIO-Board x1\u003c\/p\u003e\u003c\/li\u003e\n  \u003cli style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan class=\"noteBg\" style=\"background-color:rgb(255, 0, 0);color:rgb(255, 255, 255)\"\u003eOPTIONAL\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eLithium battery x1\u003c\/p\u003e\u003c\/li\u003e\n \u003c\/ol\u003e\n \u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;overflow:hidden;box-sizing:border-box\" class=\"imgTextWrap\"\u003e\n  \u003cdiv style=\"font-size:0.8em;text-align:center;margin:5px;margin-bottom:5px;margin-top:5px;margin-left:5px;margin-right:5px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;float:left;box-sizing:border-box\" align=\"center\"\u003e\n   1\n   \u003cimg style=\"border:none;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/ESP32-S3-AUDIO-Board\/ESP32-S3-AUDIO-Board-2_220.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"font-size:0.8em;text-align:center;margin:5px;margin-bottom:5px;margin-top:5px;margin-left:5px;margin-right:5px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;float:left;box-sizing:border-box\" align=\"center\"\u003e\n   2\n   \u003cimg style=\"border:none;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/general\/battery_93.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\u003c\/div\u003e\r\n","brand":"Tidesmit","offers":[{"title":"with battery","offer_id":59246998847833,"sku":"14:771#with battery","price":42.93,"currency_code":"EUR","in_stock":true},{"title":"without battery","offer_id":59246998880601,"sku":"14:193#without battery","price":41.37,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/7271\/6121\/files\/S80de47193801436f9085276561d8d64bS.webp?v=1788173331","url":"https:\/\/tidesmit.com\/products\/esp32-s3-ai-smart-speaker-development-board-onboard-dual-digital-microphone-array-supports-noise-reduction-echo-cancellation","provider":"Tidesmit","version":"1.0","type":"link"}