🎙️ ReSpeaker XVF3800 USB 4-Mic Array is a high-performance circular microphone array built around the XMOS XVF3800 voice processor. Engineered for advanced voice-centric applications, it offers:
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🌀 360° far-field voice capture — with clear pickup range up to 5 meters
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🔊 Core features:
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AEC (Acoustic Echo Cancellation)
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AGC (Automatic Gain Control)
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DoA (Direction of Arrival)
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Beamforming
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VAD (Voice Activity Detection)
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Noise Suppression
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De-reverberation
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⚙️ Supports dual operating modes to adapt to various voice recognition environments, making it ideal for AI voice interfaces, conference systems, and smart home setups.
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Feature
🔧 Now Upgraded with XMOS XVF3800 Chip Smarter voice processing for crystal-clear far-field capture—even in noisy environments 💬🔍.
🎙️ 4-Mic Circular Array Achieves immersive 360° voice pickup with up to 5m range, cutting through background noise and echoes effortlessly 📡🧠.
🎛️ Pro-Level Audio Features Delivers precise capture in challenging acoustic settings with:
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Acoustic Echo Cancellation (AEC) 🔊
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Multi-Beamforming 🧭
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De-reverberation 🌫️
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Direction of Arrival (DoA) Detection 🧍♂️↔️🎙️
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Dynamic Noise Suppression 🔇
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Automatic Gain Control (AGC) – up to 60dB 🎚️
🔌 Plug-and-Play Friendly Compatible with XIAO Series, Arduino, Raspberry Pi, NVIDIA Jetson, PC, and more via USB/I2S — no complex setup required 💻🎉.
📏 Built for Compact Embedding Features bottom-firing microphones to avoid desk obstruction + ultra-flat PCB — perfect for space-conscious designs 🛠️📦.
| 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. |
Application
🤖 Smart Voice Assistants Effortlessly integrates with Amazon Alexa, Google Assistant, Home Assistant, and other mainstream voice platforms for far-field voice control and smooth smart home automation 🌐🏡.
🗣️ Conference Systems Fully compatible with Microsoft Teams, Zoom, and other leading conferencing tools via USB Audio Class 2.0, providing crisp multi-person audio pickup and real-time feedback in collaborative environments 🧑💼📞.
🎛️ Audio Processing Development Perfect for developers working on speech recognition, audio signal processing, and acoustic algorithm prototyping — with support for open-source platforms 💻🎙️.
⚙️ Robotics & Voice Interaction Delivers 360° voice localization, command recognition, and noise suppression for interactive robots, smart toys, and voice-controlled machines 🤖🧸🎮.
🏭 Industrial Voice Control Reliable in noisy, complex settings such as factories, retail, and commercial environments. Enables robust voice command functions even under demanding conditions 🏗️🔊.