Features:

Comfortable – Wideband audio with exceptional sound quality – Bluetooth V4.0 -Profile: Headset: 1.2 & HandsFree: 1.6 A2DP – High-performance 6th generation CVC tech -Talk time 6 hours, Standby time 36 hours – Battery fully charges in less than 3 hours – Bluetooth distance up to 30 meters – Volume control and mute – Multi-function call handling – Seamlessly works with any standard desk phone – Noise-cancelling microphone – Advanced hearing protection with safetone™ – Support handset lifter or EHS for remote answering/call ending – Pair up to 4 headsets for conference calling, one primary with three secondary.