reSpeaker XMOS XVF3800: 4-Mic Array
Professional circular 4-mic array based on the XMOS XVF3800. Available in 4 variants: optional pre-soldered XIAO ESP32S3, with enclosure or without enclosure. It enables clear and precise target voice capture in noisy environments. Features dual modes (I2S/USB), 360° far-field voice pickup (up to 5m), on-board AI acoustic algorithms (AEC, AGC, DoA, VAD, dereverberation, beamforming, and noise suppression).
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XMOS XVF3800 Upgrade With AI Audio ProcessingSmarter on-board AI acoustic algorithms for better sound quality. Features AEC, multi-beamforming, de-reverberation, DoA, dynamic noise suppression, 60dB AGC, delivering stable and reliable voice capture performance.
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Powerful Far-field Voice CaptureWith far-field voice capture up to 5 meters and precise Direction of Arrival (DoA) detection, it delivers reliable voice capture and accurate sound source localization for interactive and voice-driven applications.
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Seamless Integration for DeploymentUSB plug-and-play for SBCs and PCs, plus I2S support for MCU platforms like Raspberry Pi, NVIDIA Jetson, XIAO Series, and Arduino. With XIAO ecosystem compatibility, robotics adaptability, and streamlined Voice Agent enablement, it reduces integration complexity and shortens time-to-market.
Hardware Overview
Application
Smart Home Voice Control:
Seamlessly integrates with Amazon Alexa, Google Assistant, and other mainstream voice platforms for far-field voice control and smart home automation. The reSpeaker XMOS XVF3800 with XIAO ESP32S3 version can be seamlessly integrated into the Home Assistant ecosystem, serving as a dedicated Home Assistant voice hardware.
Smart Voice Assistants/Physical Voice Agents:
Through SDK and platform compatibility, reSpeaker XVF3800 supports rapid integration with voice AI frameworks and cloud-based services, allowing devices to be quickly transformed into scalable voice agent solutions. Reference integrations including
XiaoZhi,
OpenClaw,
MimiClaw,
Agora TEN Framework,
Conversational AI, and
Jetson AGX Orin based deployments.
XiaoZhi,
OpenClaw,
MimiClaw,
Agora TEN Framework,
Conversational AI, and
Jetson AGX Orin based deployments.
Conference Systems:
Compatible with Microsoft Teams, Zoom, and other popular conferencing software via USB Audio Class 2.0, delivering clear multi-person audio pickup and real-time status feedback.
Audio Processing Development:
Ideal for developers working on audio signal processing, speech recognition, and acoustic algorithm prototyping with open-source platform support.
Robotics Voice Interaction & Control:
The compact design supports smooth integration into robotic platforms, with support for ROS2 to streamline system-level communication and development. Enables 360° voice localization, voice command recognition, and noise suppression for interactive robotics, smart toys, and voice-controlled machines. Ideal choice for reliable voice interaction and human-machine communication across service, education, and industrial robotics applications.
Industrial Voice Control:
Supports robust voice command applications in factory, retail, and commercial environments, offering reliable performance in noisy and complex scenarios.
| Parameter | Specification |
|---|---|
| Core Chip | XMOS XVF3800 |
| Digital Microphones | High-performance digital microphones × 4 |
| Sensitivity | -26 dBFS |
| Acoustic Overload Point | 120 dBL |
| SNR | 64 dBA |
| Power Supply | USB 5V, external 5V |
| Dimensions | 35×86 mm |
| Audio Output | Speaker Connector / 3.5mm Headphone jack |
| Maximum Sampling Rate | 16Khz |
| Speaker | Supports 5W amplifier speakers |
Getting Started with ReSpeaker XVF3800
The ReSpeaker XVF3800 USB 4-Mic Array is a professional 4-mic circular array with XMOS XVF3800, featuring AEC, AGC, DoA, beamforming, VAD, noise suppression, de-reverberation, 360° voice capture up to 5m, and dual operation modes for advanced voice applications.