This 4-mic circular array powered by the XMOS XVF3800 delivers professional-grade voice capture in noisy environments. It supports 360° far-field pickup (up to 5 m), with AEC, AGC, DoA, VAD, beam forming, reverberation, and noise suppression, ensuring clear, precise voice recognition for advanced audio applications. A professional 4-mic circular array based on XMOS XVF3800, enabling clear target voice capture in noisy environments. Features dual modes, 360° far-field voice pickup (up to 5m), AEC, AGC, DoA, VAD, reverberation, beam forming, and noise suppression. Features * XMOS XVF3800 Upgrade * Smarter voice processing for clearer voice capture—even in noisy environment. * Advanced Audio Processing * Clear capture in tough environments—featuring Acoustic Echo Cancellation(AEC), multibeam forming, reverberation, direction of arrival(DoA) detection, dynamic noise suppression, 60dB Automatic Gain Control(AGC). * 4-Microphone Circular Array * 360° far-field voice pickup, up to 5 meters, cuts through noise and echoes effortlessly. * Plug-and-Play Simplicity * The Standard USB interface enables easy connection with any USB-enabled device - from SBCs like Raspberry Pi and NVIDIA Jetson to PCs running Windows, Linux, or macOS. No drivers or complex setup required. * I2S Interface for MCU Integration * Direct I2S support allows seamless integration with MCU platforms like XIAO Series and Arduino, enabling embedded voice applications with minimal hardware overhead. * Compact Design for Embedded Applications * Bottom-firing microphones and a flat PCB for easy embedding into space-constrained devices without obstruction. * Smart Voice Assistants: * Seamlessly integrates with Amazon Alexa, Google Assistant, Home Assistant, and other mainstream voice platforms for far-field voice control and smart home automation. * 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: * Enables 360° voice localization, voice command recognition, and noise suppression for interactive robots, smart toys, and voice-controlled machines. * Industrial Voice Control: * Supports robust voice command applications in factory, retail, and commercial environments, offering reliable performance in noisy and complex scenarios. Specifications 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 108mm x 108mm x 18mm Audio Output Speaker Connector / 3.5mm Headphone jack Maximum Sampling Rate 16Khz Speaker Supports 5W amplifier speakers. Supplier Code 101991441 Resources * Documentation * ReSpeaker XVF 3800 - Flyer * Hardware Overview 1 * Hardware Overview 2 Package Contents * 1x ReSpeaker XVF3800 – USB 4-Mic Array https://elecena.pl/product/29484262/respeaker-xmos-xvf3800-ai-powered-4-mic-array 2025-11-05 https://elecena.pl/product/29484262/respeaker-xmos-xvf3800-ai-powered-4-mic-array 2025-11-28 https://elecena.pl/product/29484262/respeaker-xmos-xvf3800-ai-powered-4-mic-array 2025-11-29 https://elecena.pl/product/29484262/respeaker-xmos-xvf3800-ai-powered-4-mic-array 2026-04-08