Dh85DQD call center operator rj09 wired telephone earphone earphone volume mute adjustment line sequence
- Category: Telephone Headsets >>>
- Supplier: Shanghai Shulin Information Technology Development Co. Ltd.
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Product Overview
Description
Product Description
| Model:DH85D | |
| MIC Transmit parameter | |
| Sensitivity - 1 KHz Sensitivity (dBPa/V) | 39dB-45dB |
| Operating voltage(volts) | 2.0 |
| Input impedance | 2200 ohm |
| SNR | >55dB |
| Receive parameter | |
| Frequency response | 300 - 10000Hz |
| Sensitivity-1,1.2,1.5,2KHz Sensitivity (dBPa/V) | 105dB-111dB |
| Input impedance | 32 ohm |
| Degree of distortion | <1% |
| General parameter | |
| Cable length | 2m-3m |
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