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reSpeaker XMOS XVF3800 4-Mic Array with XIAO ESP32S3 (Case Version)

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Original price £69.99 - Original price £69.99
Original price
£69.99
£69.99 - £69.99
Current price £69.99
Availability:
Out of stock

AI-powered 4-microphone array designed for accurate far-field voice capture, even in noisy environments. Built around the XMOS XVF3800 and paired with a XIAO ESP32S3, this compact, enclosed unit delivers clear voice recognition up to 5m with advanced on-board audio processing.

With support for both USB and I2S audio modes, along with powerful features like beamforming, noise suppression, and direction-of-arrival detection, it is ideal for voice assistants, smart home control, robotics, and AI voice interfaces.

Key Features
  • XMOS XVF3800 chip with advanced AI audio processing
  • 4-microphone circular array with 360° voice capture
  • Far-field voice pickup up to 5 metres
  • On-board AEC, AGC, noise suppression, beamforming, and dereverberation
  • Direction of Arrival (DoA) detection for sound source localisation
  • Pre-soldered XIAO ESP32S3 for embedded development
  • Dual audio modes: I2S (default) and USB (via firmware switch)
  • Plug-and-play USB connectivity for SBCs and PCs
  • I2S interface for MCU and embedded system integration
  • 3.5mm audio output for external speakers
  • Compact enclosed design for easy deployment
  • DFU support for firmware switching and updates
What’s Included
  • reSpeaker XMOS XVF3800 4-Mic Array (Case Version)
Technical Specifications
Core Specifications
Chipset: XMOS XVF3800

Microphones: 4x digital microphones

Microphone Sensitivity: -26 dBFS

Acoustic Overload Point: 120 dB SPL

Signal-to-Noise Ratio: 64 dBA
Audio & Processing
Maximum Sampling Rate: 16 kHz

Audio Output: 3.5mm jack / speaker connector

Processing Features: AEC, AGC (up to 60dB), noise suppression, beamforming, DoA, VAD, dereverberation
Connectivity
Interfaces: USB, I2S

Firmware: Factory I2S firmware (DFU upgradable)
Power
Power Supply: USB 5V or external 5V
Physical
Dimensions: 102 × 102 × 10 mm
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