{"product_id":"respeaker-lite-2-mic-array-voice-assistant-kit","title":"ReSpeaker Lite 2-Mic Array Voice Assistant Kit","description":"\u003ch2 style=\"text-align: center;\"\u003eReSpeaker Lite Voice Assistant Kit\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eUSB Dual Microphone Array with XIAO ESP32S3\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\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 style=\"text-align: center;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/xiao-res.jpg?v=1765535527\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eFeatures\u003c\/h2\u003e\n\u003ctable style=\"text-align: center; border-collapse: collapse; margin: auto;\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\u003cstrong\u003ePre-Soldered ESP32 Controller\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eA powerful XIAO ESP32S3 is pre-soldered via the I2S pins, offering a solderless experience for further development and integration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\u003cstrong\u003eDual Microphone Array for Far-Field Voice Capture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eThe 2 high-performance digital microphones capture and extract far-field speech and voice (up to 3 meters), even in noisy environments, cancelling point noise using two-microphone input.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\u003cstrong\u003eOnboard Audio Front-End Algorithms\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003ePowered by the XMOS XU-316 AI sound and audio chip, featuring Natural Language Understanding algorithms for Interference Cancellation (IC), Acoustic Echo Cancellation (AEC), Noise Suppression, and Automatic Gain Control (AGC) for high-quality voice capture.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\u003cstrong\u003eEmbracing Open Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eCompatible with Arduino, PlatformIO, MicroPython, and CircuitPython for further development.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\u003cstrong\u003eCompatible with Popular Voice Assistants\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eEnables building a natural language processor and connecting it to Home Assistant via ESPHome, Amazon Alexa Voice Service, Google Assistant, or Cloud Speech-to-Text, allowing voice interaction and commands.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\u003cstrong\u003eOnboard RGB LED\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eFeatures a programmable WS2812 RGB LED supporting custom effects and providing a visual interface for applications.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"6\" style=\"text-align: center; border-collapse: collapse; margin: auto;\"\u003e\n\u003c!-- General Section --\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\" colspan=\"2\"\u003e\u003cstrong\u003eGeneral\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eCore Chip\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eXMOS XU316\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eDigital Microphones\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eHigh-Performance Digital Microphones × 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eSensitivity\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e-26 dBFS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eAcoustic Overload Point\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e120 dBL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eSNR\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e64 dBA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eUSB 5V, External 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e35 × 86 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eAudio Output\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eSpeaker Connector \/ 3.5mm Headphone Jack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eMaximum Sampling Rate\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e16 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eSpeaker\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eSupports 5W Amplifier Speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c!-- ESP32S3 Section --\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\" colspan=\"2\"\u003e\u003cb\u003eXIAO ESP32S3\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eProcessor\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eESP32-S3R8, Xtensa LX7 dual-core, 32-bit @ 240 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eWireless\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e2.4GHz WiFi, Bluetooth 5.0, BLE Mesh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eOn-chip Memory\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e8MB PSRAM \u0026amp; 8MB Flash\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eInterface\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e1× UART, 1× IIC, 1× IIS, 1× SPI, 11× GPIO(PWM), 9× ADC, User LED, Charge LED, Reset Button, Boot Button\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e21 × 17.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eType-C Input: 5V\u003cbr\u003eBAT Input: 4.2V\u003cbr\u003eOperating Current:\u003cbr\u003e• Type-C: 5V @ 19mA\u003cbr\u003e• Battery: 3.8V @ 22mA\u003cbr\u003eCharging Current: 100mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eLow Power Consumption\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e(Supply: 3.8V)\u003cbr\u003e• Modem-sleep: ~25 mA\u003cbr\u003e• Light-sleep: ~2 mA\u003cbr\u003e• Deep-sleep: ~14 µA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eWiFi Enabled Power\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eActive Mode: ~100 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eBLE Enabled Power\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eActive Mode: ~85 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003eWorking Temperature\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e-40°C ~ 65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eHardware Flowchart\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/image_1.webp?v=1765534311\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eHardware Diagram\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/image_5.webp?v=1765534312\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/image2_1.webp?v=1765534351\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/107990273HO.webp?v=1765534311\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003ePinout Diagram of XIAO ESP32S3\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/image3_1.webp?v=1765534311\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eApplication\u003c\/h2\u003e\n\u003ctable style=\"text-align: center; border-collapse: collapse; margin: auto;\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\n\u003cstrong\u003eSmart Speakers and Virtual Assistants:\u003c\/strong\u003e Work with Amazon Alexa and Google Assistant to improve voice command recognition.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\n\u003cstrong\u003eAudio Processing Development:\u003c\/strong\u003e Suitable for projects involving audio signal processing and analysis.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\n\u003cstrong\u003eConference Systems:\u003c\/strong\u003e Ensures clear communication during video and audio conferences.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\u003cstrong\u003eVoice-Based Remote Control Cars\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); text-align: center;\"\u003e\u003cstrong\u003eKeyword Spotting and Wake-Up\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/image5_1.webp?v=1765534311\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eDocuments\u003c\/h2\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"6\" style=\"text-align: center; border-collapse: collapse; margin: auto; width: 99.9963%; height: 117.578px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5964px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 96.8005%; height: 19.5964px; text-align: center;\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/XCORE-VOICE-Product-Brief_1_0.pdf?v=1765534686\" rel=\"noopener\" target=\"_blank\"\u003e Product-Brief of XMOS XU316\u003c\/a\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1927px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 96.8005%; height: 39.1927px; text-align: center;\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/BL-SZ2450737D01_CE_VOC.pdf?v=1765534685\" rel=\"noopener\" target=\"_blank\"\u003e reSpeaker Lite Voice Assistant Kit with XIAO ESP32S3 - CE certifications\u003c\/a\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1927px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 96.8005%; height: 39.1927px; text-align: center;\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/M04_FCC_SDOC.pdf?v=1765534685\" rel=\"noopener\" target=\"_blank\"\u003e reSpeaker Lite Voice Assistant Kit with XIAO ESP32S3 - FCC certifications\u003c\/a\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5964px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 96.8005%; height: 19.5964px; text-align: center;\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/respeaker_lite_v1.0_sch_1.pdf?v=1765534685\" rel=\"noopener\" target=\"_blank\"\u003e Schematic diagram of reSpeaker Lite\u003c\/a\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"567\" height=\"369\" src=\"https:\/\/www.youtube.com\/embed\/XjUeJh2Ok3o\" title=\"Create LOCAL Voice Assistant w\/ Home Assistant | NO Soldering | On Device Wake Word🔥| ReSpeaker Lite\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe width=\"567\" height=\"369\" src=\"https:\/\/www.youtube.com\/embed\/k1eo25SAq9M\" title=\"LOCAL VOICE CONTROL using the Seeed Studio ReSpeaker Lite Voice Assistant Kit\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003ePart List\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eReSpeaker Lite Voice Assistant Kit x1\u003c\/p\u003e","brand":"Seeed Studio","offers":[{"title":"Default Title","offer_id":51159440032061,"sku":"SBC2272","price":3549.99,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0014\/4313\/5560\/files\/1-110061601-respeaker-lite-voice-assistant-kit-45font.jpg?v=1765534831","url":"https:\/\/thinkrobotics.com\/es\/products\/respeaker-lite-2-mic-array-voice-assistant-kit","provider":"Atlantis Robotics","version":"1.0","type":"link"}