{"product_id":"respeaker-lite-2-mic-array-voice-kit-compatible-with-esphome","title":"reSpeaker Lite 2-Mic Array Voice Kit, Compatible with ESPHome","description":"\u003ch2\u003eDESCRIPTION\u003c\/h2\u003e\n\u003cp\u003ePowered by XMOS XU316 AI Sound and Audio chipset, it is a high-performance open source voice assistant development kit. The kit integrates the reSpeaker Lite dual-microphone array and a powerful XIAO ESP32S3 processor, offering exceptional voice recognition, noise reduction, and voice processing capabilities thanks to its onboard AI NLU algorithms. This kit provides firmware integration with Home Assistant via ESPHome, making it ideal for smart voice assistants and home automation applications.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eFEATURES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Soldered ESP32 Controller:\u003c\/strong\u003e A powerful XIAO ESP32S3 is pre-soldered via the I2S pins, offering a solderless experience for further development and integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Microphone Array for Far-Field Voice Capture:\u003c\/strong\u003e The 2 high performance digital microphones capture and extract far-field speech and voice (up to 3 meters) even in noisy environments as it cancells point noise using two microphone input.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnboard Audio front-end Algorithms:\u003c\/strong\u003e Powered by XMOS XU-316 AI sound and audio chip, the kit includes Natural Language Understanding algorithms for Interference Cancellation (IC), Acoustic Echo Cancellation, Noise Suppression, and Automatic Gain Control (AGC), enabling high quality voice capture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmbracing Open Source:\u003c\/strong\u003e It's compatible with Arduino, PlatformIO, MicroPython, CircuitPython for furthur developement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with Popular Voice Assistants:\u003c\/strong\u003e This kit allows you to build your own natural language processor and connect it to Home Assitant via ESPHome, Amazon Alexa Voice Service, Google Assistant, or Cloud Speech-to-Text service, enabling you to ask questions and issue voice commands to your programs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnboard RGB LED:\u003c\/strong\u003e The kit features a programmable WS2812 RGB LED, supporting custom effects and offering a visual interface for your applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eHARDWARE OVERVIEW\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/upload\/image_1.jpeg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eHARDWARE DIAGRAM\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/upload\/image_5.png\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/upload\/image2_1.png\"\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Microphone Array:\u003c\/strong\u003e Provides high-quality audio input.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Indicator Light:\u003c\/strong\u003e Illuminates when powered on.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRGB Light:\u003c\/strong\u003e Programmable WS2812, provides visual feedback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMute Indicator Light:\u003c\/strong\u003e Lights up red when the mute button is pressed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSR Button:\u003c\/strong\u003e User-defined button.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMute Button:\u003c\/strong\u003e Mutes audio input when pressed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXIAO ESP32S3:\u003c\/strong\u003e For further development and integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXU316 Core Processor:\u003c\/strong\u003e Responsible for audio processing and transmission.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Power Supply Solder Pad:\u003c\/strong\u003e Supports external 5V power supply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB Type-C Port:\u003c\/strong\u003e Used for power and data transmission.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker Connector:\u003c\/strong\u003e For audio output. Supports 5W amplifier speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.5mm Headphone jack:\u003c\/strong\u003e Output audio, We can plug active speakers or Headphones into this port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal power pad 1:\u003c\/strong\u003e Unused IO pins on the XIAO ESP32.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal power pad 2:\u003c\/strong\u003e Unused IO pins on the XU316.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJTAG:\u003c\/strong\u003e For debugging and programming the XU316.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/107990273HO.png\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003ePINOUT DIAGRAM OF XIAO ESP32S3\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/upload\/image3_1.png\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eAPPLICATIONS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Speakers and Virtual Assistants:\u003c\/strong\u003e Work with Amazon Alexa and Google Assistant to improve voice command recognition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Processing Development:\u003c\/strong\u003e Suitable for projects involving audio signal processing and analysis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConference Systems:\u003c\/strong\u003e Ensures clear communication during video and audio conferences.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eVoice-Based Remote Control Cars\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eKeywords Spotting and Wake up\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eTECHNICAL DETAILS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCore Chip: XMOS XU316\u003c\/li\u003e\n\u003cli\u003eDigital Microphones: High-Performance Digital Microphones * 2\u003c\/li\u003e\n\u003cli\u003eSensitivity: -26 dBFS\u003c\/li\u003e\n\u003cli\u003eAcoustic Overload Point: 120 dBL\u003c\/li\u003e\n\u003cli\u003eSNR: 64 dBA\u003c\/li\u003e\n\u003cli\u003ePower Supply: USB 5V, External 5V\u003c\/li\u003e\n\u003cli\u003eDimensions: 35*86 mm\u003c\/li\u003e\n\u003cli\u003eAudio Output: Speaker Connector \/ 3.5mm Headphone Jack\u003c\/li\u003e\n\u003cli\u003eMaximum Sampling Rate: 16Khz\u003c\/li\u003e\n\u003cli\u003eSpeaker: Supports 5W Amplifier Speakers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eXIAO ESP32S3\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProcessor: ESP32-S3R8, Xtensa LX7 dual-core, 32-bit processor running up to 240 MHz\u003c\/li\u003e\n\u003cli\u003eWireless: Complete 2.4GHz WiFi subsystem, BLE: Bluetooth 5.0, Bluetooth mesh\u003c\/li\u003e\n\u003cli\u003eOn-chip Memory: 8M PSRAM \u0026amp; 8MB Flash\u003c\/li\u003e\n\u003cli\u003eInterface: 1x UART, 1x IIC, 1x IIS, 1x SPI,11x GPIO(PWM), 9x ADC, 1x User LED, 1x Charge LED, 1x Reset button, 1x Boot button\u003c\/li\u003e\n\u003cli\u003eDimensions: 21 x 17.5mm\u003c\/li\u003e\n\u003cli\u003ePower: Input voltage (Type-C): 5V, Input voltage (BAT): 4.2V\u003c\/li\u003e\n\u003cli\u003eCircuit operating Voltage (ready to operate):\n\u003cul\u003e\n\u003cli\u003e- Type-C: 5V@19mA\u003c\/li\u003e\n\u003cli\u003e- BAT: 3.8V@22mA\u003c\/li\u003e\n\u003cli\u003eCharging battery current: 100mA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eLow Power Consumption Model (Supply Power: 3.8V):\n\u003cul\u003e\n\u003cli\u003eModem-sleep Model: ~ 25 mA\u003c\/li\u003e\n\u003cli\u003eLight-sleep Model: ~ 2mA\u003c\/li\u003e\n\u003cli\u003eDeep Sleep Model: ~ 14 μA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eWiFi Enabled Power Consumption: Active Model: ~ 100 mA\u003c\/li\u003e\n\u003cli\u003eBLE Enabled Power Consumption: Active Model: ~ 85 mA\u003c\/li\u003e\n\u003cli\u003eWorking Temperature: -40°C ~ 65°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eDOCUMENTS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.seeedstudio.com\/wiki\/ReSpeaker\/reSpeaker_Series_Flyer.pdf\" target=\"_blank\" title=\"reSpeaker Lite 2-Mic Array Voice Kit, Compatible with ESPHome\" rel=\"noopener\"\u003ereSpeaker Series Flyer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.xmos.com\/file\/xcore-voice-product-brief\/?version=latest\" target=\"_blank\" title=\"reSpeaker Lite 2-Mic Array Voice Kit, Compatible with ESPHome\" rel=\"noopener\"\u003eProduct-Brief of XMOS XU316\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.seeedstudio.com\/products\/110061601\/BL-SZ2450737D01%20CE%20%20VOC.pdf\" target=\"_blank\" title=\"reSpeaker Lite 2-Mic Array Voice Kit, Compatible with ESPHome\" rel=\"noopener\"\u003ereSpeaker Lite Voice Assistant Kit with XIAO ESP32S3 - CE certifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/files.seeedstudio.com\/products\/110991984\/M04%20FCC%20SDOC.pdf\" target=\"_blank\" title=\"reSpeaker Lite 2-Mic Array Voice Kit, Compatible with ESPHome\" rel=\"noopener\"\u003ereSpeaker Lite Voice Assistant Kit with XIAO ESP32S3 - FCC certifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/files.seeedstudio.com\/wiki\/SenseCAP\/respeaker\/respeaker_lite_v1.0_sch_1.pdf\" target=\"_blank\" title=\"reSpeaker Lite 2-Mic Array Voice Kit, Compatible with ESPHome\" rel=\"noopener\"\u003eSchematic diagram of reSpeaker Lite\u003c\/a\u003e\u003ca href=\"https:\/\/files.seeedstudio.com\/wiki\/reterminal_e10xx\/res\/reTerminal_E_Series_ePaper_Display.pdf\" title=\"reTerminal E1002 Full-color ePaper Display\" rel=\"noopener\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eSHIPPING LIST\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x reSpeaker Lite Voice Assistant Kit\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Seeedstudio","offers":[{"title":"Default Title","offer_id":67679356911929,"sku":"110061601","price":70.0,"currency_code":"SGD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/5369\/6313\/files\/reSpeakerLite2-MicArrayVoiceKit_CompatiblewithESPHome1.jpg?v=1792078909","url":"https:\/\/kuriosity.sg\/products\/respeaker-lite-2-mic-array-voice-kit-compatible-with-esphome","provider":"Kuriosity","version":"1.0","type":"link"}