Poly Blackwire 3210 Monaural USB-C Headset TAA (Bulk) - Mono - USB Type C - Wired - 32 Ohm - Over-the-head, On-ear - Monaural - Supra-aural - 5.3 ft (1.61 m) Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling - Black