Plantronics Blackwire C3210 Headset (209744-22)

Mono - USB Type a - wired - 20 Hz - 20 kHz - over-the-head - monaural - supra-aural - noise cancelling microphone · The C3210 headset provides plenty of freedom with wired connectivity · Listen to your tape recordings or use them when listening to telephone calls on Skype with these mono sound headset · Hear low subs and soaring vocals with a frequency range of sound from 20 Hz-20 kHz · Features Boom/on-cable microphone design · These supra-aural black wire give you the comfort of portability · Connectivity Technology: Bluetooth