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 safetoneâ?¢. 11.Support Handset lifter or EHS for remote answer /end call
