Multi-functional Telephone Headset Earphone Headphones for Cisco Telephone CP-7940 7941 7942 7945 7960 7961 7975 6911 7821 7841
Technical Details
| Active Noise-Cancellation: | Yes |
| Brand Name: | VoiceJoy |
| Codecs: | None |
| Communication: | Wired |
| Connectors: | RJ9 |
| Control Button: | No |
| Frequency Response Range: | 8-25000Hz |
| Function: | Noise Cancelling, Microphone |
| Is wireless: | No |
| Line Length: | 1.8m |
| Model Number: | Noise cancelling headset |
| Plug Type: | Line Type |
| Resistance: | 150Ω |
| Sensitivity: | 123dB |
| Style: | Headband |
| Support APP: | No |
| Support Apt-x: | No |
| Support Memory Card: | No |
| Vocalism Principle: | Dynamic |
| Volume Control: | No |
| Waterproof: | No |
| Wireless Type: | None |
| With Microphone: | Yes |
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