| Data Link Protocol: Bluetooth 4.0 |
| Frequency Band: 2.4 GHz |
| High quality audio mode for enhanced listening to music |
| Interface (Bus) Type: USB 2.0 |
| Max Range Open Space: 25m |
| Optimised for unified communications PC based systems |
| Sennheiser HD voice clarity, wideband sound for a natural listening experience |
| Simply plug in to your PC |
| Small size dongle, easy to carry in your pocket |
| Stays discretely plugged in to the PC |