Categories | Conference Speakerphones |
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Place of Origin: | Guangdong, China |
Brand Name: | OEM |
Model Number: | A002 |
Packaging Details: | 1pcs/Gift boxes |
Supply Ability: | 50000 Piece/Pieces per Month |
MOQ: | 200 pieces |
Price: | $21.00/pieces 200-999 pieces |
Type: | Audio Conference System |
Function: | meeting |
Private Mold: | Yes |
DSP: | 190MHz |
SRAM: | SRAM 512KB |
Flash: | Flash 1MB |
connection method: | USB SB2.0 Device/ USB Audio Class V1.0 |
Bluetooth: | Bluetooth V5.2 (optional) |
microphone input: | 2 x digital microphone |
Port: | shenzhen |
Acoustic performance | ||||
1 | Microphone | Two-microphone array (digital microphone) | ||
2 | Microphone SNR | SNR>64dB | ||
3 | Microphone sensitivity | -26dB | ||
4 | speakers | 3W/4ÿ, double diaphragm | ||
Algorithm performance | ||||
1 | pickup distance | Radius 2 meters (best effect), effective sound pickup distance 5
meters | ||
2 | Beam forming | Voice enhancement | ||
3 | Echo Cancellation (AEC) | Elimination depth 72.5dB | ||
4 | Reverberation suppression (Dereverb) | Reverberation time 1s (RT60) | ||
5 | Ambient Noise Reduction (ANS) | 6dB~25dB (defined according to customer needs) | ||
6 | Automatic Gain Control (AGC) | 1 meter to 2 meters far-end volume loudness is basically the same | ||
7 | VAD | Silence detection 2s | ||
8 | Sampling rate | 16KHz |
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