Yealink WHM631 Convertible Push to Talk DECT Headset, With Charging Cable Category_Best4Headsets/3M Peltor Headsets/3M Peltor X-Series Ear Defenders 3M proprietary slow recovery foam

3M proprietary slow recovery foam ensures a good custom fit inside most ear canals

Dynamic Mute Alert: Headset sense when you try and talk when muted

The Plantronics HIC 1 cable can be used on the handset port of the following phones:

High quality audio

Foam earpiece and cushion

Yealink WHM631 Convertible Push to Talk DECT Headset, With Charging Cable Category_Best4Headsets/3M Peltor Headsets/3M Peltor X-Series Ear Defenders 3M proprietary slow recovery foamFeatures Yealink Acoustic Shield Technology Compatible with the Yealink W70B W80MC W90MC DECT Systems Supports PTT (Push To Talk) W70B W90MC DECT System Only Wireless Range: Up to 50m (300M in clear line of sight) Call management: Answer End Reject Volume Mute USB 2. 0 LED Indicator Talk Time: Up to 7 Hours Standby Time: 54 Hours Charging Time: 3 Hours What's in the box? Yealink WHM622 Convertible Headset Charging Cable Quick Start Guide