Product Overview
Buy PLANTRONICS Blackwire 500 Series 88861-01 Supra-aural Over-the-head, Stereo C520 USB Headset (Standard) from Vella.ca
Plantronics Blackwire C520 Headset Headphone Frequency Response: 20Hz-20KHz Microphone Frequency Response: 100Hz-8KHz Features: Smart Sensor technology lets you answer a call by simply putting on the headset One-touch call answer/end, vol +/-, and mute Inline indicator lights and user friendly audio alerts the user to connection, mute and volume status Over-the-head, for enhanced stability (Binaural) UC Standard version built for UC applications and softphones from Avaya, Cisco, IBM, Skype and more