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Tai nghe HD USB Grandstream GUV3000
| Model | GUV3000 |
| Connection Type | USB2.0, USB-A |
| Wearing Style | Adjustable headband |
| Speaker | |
| Speaker Diameter | 27mm |
| Impedance | 150(±15%)Ω |
| Sensitivity | 95±3dB (at 1kHz 1mW) |
| Frequency Response | 100Hz~7kHz |
| Distortion | Max: 3% & 1kHz |
| Default Input Power | 10mW |
| Maximum Input Power | 20mW |
| L/R Volume Level Difference Average | ≤3dB (at 1kHz 1mW) |
| Microphone | |
| Dimension | Φ4.0*2.2 mm |
| Output Impedance | <2.2 kΩ |
| Sensitivity | -47±3dB f=1kHz,Pin=1 Pa |
| SNR | ≥55db f=1kHz,Pin=1Pa A-Weighted Curve |
| Frequency Response | 150Hz~6.8kHz |
| Directivity | Cardioid |
| Microphone Boom Arm Rotation | 310˚ |
| Additional Features | |
| Busy-Light | No |
| Application Compatibility | Support popular communication applications (such as Zoom, Teams, Slack, WebEx, IPVideoTalk, Grandstream Wave, Counterpath, 3CX soft phones) and IP phone devices |
| Temperature | Storage: -40˚C ~ 70˚C Operating: -10˚C ~ 50˚C |
| Weight | 125g |
| Cable Length | 2 meters |
| Packaging | Headset, Quick User Guide |
| Certifications | CE, FCC |
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