Compact USB Pick Up Microphones Smart Kiosk Voice Interaction Terminal 5V Powered
Price:
USD 7-18 / Piece
MOQ:
200 Pieces
Delivery Time:
15-25 days after order confirmation
Brand:
HAOKAI
Product Description
M20 Compact USB Microphone Board Module for Smart Kiosks
Terminal designers need voice input without bulk. The M20 board module packs a full 4-mic DSP array into a 38mm x 38mm main board with a slim 53mm x 6mm mic strip, and runs from a single 5V USB rail at 0.5W.
Integration Highlights
- Smart Kiosk Voice Interaction: far-field 4-mic pickup for touch-free self-service.
- 38mm x 38mm Main Board: ultra-slim profile that fits bezels and housings.
- 5V USB Low Power: 100mA max draw, no bulky power circuit needed.
- Plug-and-Play USB Audio Class 1.0: plus 3.5mm analog output for legacy hosts.
Technical Specifications
| Item | Specification |
|---|---|
| Microphone Type | Dual directional independent pickup array, 4 MIC |
| Pick-up Distance | Best within 3m |
| Audio Capture Rate | 16kHz / 48kHz @ 16bit |
| Protocol | USB Audio Class 1.0 (UAC1.0) |
| Sensitivity | -26 ±1dB |
| SNR | 65dB(A) |
| Off-angle Voice Suppression | ≥12dB SPL |
| Noise Reduction | ≥20dB |
| Directivity | ≥60° (dual directional) |
| Algorithms | Voice Enhancement, Beam-forming, Directional Pickup, Noise Suppression, AGC |
| Interface | 1 x USB Type-C + 3.5mm headphone / audio output |
| Power | USB 5V ±5%, 0.5W (5V, 100mA max) |
| Main Board Size | 38mm x 38mm |
| Mic Board Size | 53mm x 6mm |
| Working Temperature | -10 to +60°C |
| Storage Temperature | -20 to +70°C |
Where It Fits
Smart kiosks • self-service terminals • interactive displays • digital signage • ticketing machines.
OEM & Customization
Cable, connector and enclosure integration supported. Anti-static packing and OEM/ODM cartons available. Contact us for samples and quotes.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Hans Hi Technology (Shenzhen) Co., Ltd.
Location
No. 708, Building 16, South Bank, Convention and Exhibition Bay, Fuhai Street,Baoan District, Shenzhen, China
Contact Person
Hami