Seeed Studio ReSpeaker XVF3800 4-Mic Array with XIAO ESP32S3 is a professional four-microphone circular array powered by the XMOS XVF3800 DSP and pre-soldered XIAO ESP32S3. It delivers 360° far-field voice pickup (up to 5 meters) with precise target voice capture in noisy environments. Equipped with advanced audio features including AEC, AGC, DoA, VAD, de-reverberation, beamforming, and noise suppression.
🚀 Ideal for smart assistants, conference systems, robotics, and industrial voice control, offering seamless wireless connectivity via Wi-Fi and Bluetooth 5.0.
🌟 Features
🔧 Pre-Soldered XIAO ESP32S3 – Ready to Deploy
No soldering required. Fully assembled with built-in Wi-Fi and Bluetooth for effortless integration into smart projects.
🧠 XMOS XVF3800 DSP – Smarter Audio Intelligence
Enhanced audio processing powered by XMOS XVF3800, ensuring crystal-clear voice capture even in noisy environments.
🎧 Advanced Audio Processing Suite
- 🔄 Acoustic Echo Cancellation (AEC)
- 🎯 Multi-beamforming
- 🌫️ De-reverberation
- 📍 Direction of Arrival (DoA)
- 🔇 Dynamic Noise Suppression
- 📈 60dB Automatic Gain Control (AGC)
🎙️ 4-Microphone Circular Array
Provides 360° far-field voice pickup with a range of up to 5 meters—perfect for smart assistants, conferencing, and voice-activated devices.
⚡ Plug-and-Play Simplicity
Quick setup via USB interface, compatible with Raspberry Pi, NVIDIA Jetson, and Windows/Linux/macOS PCs. No drivers required.
📦 Compact & Embedded-Ready Design
Slim PCB with bottom-firing microphones, ideal for embedded systems and space-constrained enclosures.
📊 Specifications
| Core Chip | XMOS XVF3800 |
| MCU | XIAO ESP32S3 (Pre-soldered) |
| Digital Microphones | 4 high-performance digital microphones |
| Sensitivity | -26 dBFS |
| Acoustic Overload Point | 120 dBL |
| SNR | 64 dBA |
| Power Supply | USB 5V / external 5V |
| Dimensions | 102mm x 102mm x 10mm |
| Audio Output | Speaker connector / 3.5mm headphone jack |
| Max Sampling Rate | 16kHz |
| Speaker Support | Supports 5W amplifier speakers |
| Wireless | WiFi 802.11 b/g/n, Bluetooth 5.0 LE |
| ESP32S3 Features | Dual-core 240MHz, 8MB Flash, 8MB PSRAM |
🧩 Hardware Overview
🔧 Applications
- 🤖 Smart Voice Assistants: Works with Alexa, Google Assistant, Home Assistant
- 💼 Conference Systems: Compatible with Teams, Zoom, and other conferencing platforms
- 🎛️ Audio Processing Development: Ideal for speech recognition and acoustic algorithm prototyping
- 🦾 Robotics Voice Interaction & Control: Enables 360° localization, command recognition, and noise suppression
- 🏭 Industrial Voice Control: Reliable performance in noisy factory and commercial environments
📚 Documents
📦 Part List
| ReSpeaker XVF3800 with XIAO ESP32S3 – USB 4-Mic Array | x1 |