Dect Headset, Brand Name : VT, Packaging Type : Black. for Window

1. Comfortable with over-head wearing style  2. Wideband audio for exceptional sound quality. 3. Up to 8 hours of talk time, at least 36 hours standby time 4. Battery full charge in less than 3 hours 5. Extended range, 150m outdoor and 30m in door 6. Volume and mute controls. 7. Multi-function button for easy call handling.  8.seamlessly works with any standard desk phone 9. Noise-cancelling microphone.  10. Advanced hearing protection with safetone™.  11.pair up to 4 headsets for conference calls