| Microphone Specs | |
| Microphones | 4-unit ECM directional microphone |
| Sensitivity | -37dB@f=1khz, Pin=1Pa, 0dB=1V/Pa |
| S/N | 70dB@f=1khz, Pin=1Pa, A-Weighted |
| Effective Voice Pickup Range | 4-5m radius |
| Speaker Specs | |
| Rated Output Power | 4Ω/3W |
| Effective frequency range | 217Hz~20KHz |
| THD（Total Harmonic Distortion） | ≤5% |
| Volume | 80±3dB (800,1000,1200,1500Hz) @1W/1m |
| Audio Specs | |
| Maximum Background Noise Suppression | 18dB |
| Beam Forming | supported |
| Full-Duplex | Supports interrupting at any time, |
| Echo-Cancellation | Maximum echo coupling loss≥56dB |
| Reverberation Suppression | RT60<1s |
| AGC | Intelligent gain with a radius of 4 meters, cleaning the pickup |
| Cascade function | |
| Cascade Mode | POE network cable cascade |
| Number Of Cascade | ≤5 units |
| Support System | |
| Windows/Linux/Mac | Supported |
| Input / Output | |
| USB Interface | USB2.0 Type-C |
| External power supply | DC 48V/0.6A or 5V/0.5A |
| Installation Method | |
| Desktop flap | Supported |
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Email/Skype: service@uniview.com