Key Features
8-microphone linear array for precise far-field pickup
Omnidirectional 360° sound capture, optimized for conferencing
Far-field pickup distance: 6–10 meters
Built-in DSP algorithms:
Acoustic Echo Cancellation (AEC)
Beamforming (BF)
Noise Suppression (NS)
Automatic Gain Control (AGC)
Voice Enhancement
USB 2.0 interface with 5V power supply
Supports USB Audio Class 1.0 and USB Control
Compact and slim bar-type design, ideal for smart terminals and displays
Technical Specifications
| Item | Description |
|---|---|
| Microphone Type | Linear equidistant array microphone |
| Number of Microphones | 8 digital microphones |
| Pickup Distance | 6–10 m |
| Audio Capture Rate | 16 kHz / 48 kHz @ 16 bit |
| Sensitivity | –30 dB FS |
| SNR (Signal-to-Noise Ratio) | 64 dBA |
| AOP (Acoustic Overload Point) | 120 dB SPL |
| Directivity | 360° Full-Coverage |
| Supported Functions | AEC, Beamforming, NS, AGC, Voice Enhancement |
| Hardware Features | USB Audio Class 1.0, USB Control debugging, HUB camera support |
| Interface | 1 × USB 5-pin 1.25mm (GH) |
| Power Supply | 5V ±5% (USB powered) |
| Power Consumption | 1W @ 5V, 160mA (max) |
| Mainboard Dimensions | 100 × 20 mm |
| Microphone Board Dimensions | 115 × 6 mm |
Typical Applications
Video conferencing and telepresence systems
Smart display terminals
Android-based voice control systems
Education and business collaboration devices
Interactive kiosks and intelligent assistants
