Seeed Studio ReSpeaker Lite Voice Assistant Kit

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Smart Voice Assistant Development Kit combines powerful voice processing and clear audio playback in one sleek package. Perfect for building your own voice assistant or smart home projects! The kit includes: ReSpeaker Lite (with XIAO ESP32S3 pre-soldered) Mono Enclosed Speaker for rich sound output Laser-cut Acrylic Enclosure – easy to assemble, stylish, and acoustically optimized Ideal for smart home automation, AI voice projects, and rapid prototyping . Features Dual Microphone Array – Far-field voice capture up to 3m, even in noisy environments Onboard AI ASR Algorithms – Powered by XMOS XU316, supporting IC, AEC, NS, VNR, AGC Open Source Friendly – Compatible with Raspberry Pi, PC (UAC2), XIAO ESP32S3, and Adafruit QT Py via I2S High-Quality Audio Output – 5W Mono Enclosed Speaker for clear sound Acrylic Acoustic Enclosure – Matte black, laser-cut, enhances audio performance Smart Home Integration – Works with Home Assistant via ESPHome, Alexa, Google Assistant Developer Friendly – Supports Arduino, PlatformIO, MicroPython, CircuitPython Specifications Microphones 2 × High-Performance Digital Microphones Sensitivity -26 dBFS Acoustic Overload Point 120 dBL SNR 64 dBA Far-Field Capture Up to 3m Audio Output Speaker Connector / 3.5mm Jack Power Supply USB 5V / External 5V Dimensions 92mm × 42mm × 95mm Weight 200g Processor (Optional) XIAO ESP32S3 – Dual-core Xtensa LX7, WiFi + BLE, 8M PSRAM & 8MB Flash Audio Chip XMOS XU316, 16kHz sampling Speaker Mono Enclosed Speaker, 4Ω, 5W, 88±3dB SPL Enclosure Acrylic, Matte Black Hardware Overview Applications Smart Speakers & Virtual Assistants – Works with Alexa & Google Assistant Audio Processing Development – Signal analysis, filtering, real-time processing Conference Systems – Clear communication in meetings Voice-Controlled RC Cars – Hands-free robotics and STEM projects Keyword Spotting – Hotword detection and wake-up triggers Smart Home – Compatible with Home Assistant via ESPHome Documents Acrylic Enclosure for ReSpeaker Lite.dxf Assembly Instructions for Acrylic Enclosure XMOS XU316 Datasheet ReSpeaker Lite – CE Certifications ReSpeaker Lite – FCC Certifications Voice Assistant Kit with XIAO ESP32S3 – CE Certifications Voice Assistant Kit with XIAO ESP32S3 – FCC Certifications ReSpeaker Lite Schematic Part List Must choose one ReSpeaker Lite with XIAO ESP32S3 1 ReSpeaker Lite 1 Optional Mono Enclosed Speaker - 4R 5W 1 Optional Acrylic Enclosure for ReSpeaker Lite 1 Show more