Plantronics Blackwire C520-M Binaural USB Headset Category_Best4Headsets/3M Peltor Headsets/3M Peltor X-Series Ear Defenders Compatible with the following Cisco

Compatible with the following Cisco IP Phones:

Weighing in at only 21 grams

Soundguard Digital Protection

Single-sided wearing style (monaural) – numbered headband grooves for step-by-step adjustment for instant perfect fit

EPOS | SENNHEISER ADAPT 460 Headset

Plantronics Blackwire C520-M Binaural USB Headset Category_Best4Headsets/3M Peltor Headsets/3M Peltor X-Series Ear Defenders Compatible with the following CiscoOptimised for Microsoft Lync Microsoft Office Communicator Binaural USB Headset Hi Fi Stereo Sound Dynamic EQ automatically adjusts audio settings between voice calls and music PC wideband audio noise canceling Noise Cancelling Microphone Digital Signal Processing (DSP) Headset control panel UC presence automatically updated when on a call One touch call controls: answer end volume mute Smart Sensor technology answer a call by putting on the headset