Poly Blackwire 3220 Wired On-ear, Over-the-head Stereo Headset

Black - Binaural - Ear-cup - 32 Ohm - 20 Hz to 20 kHz - 161 cm Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling - USB Type C, Mini-phone (3.5mm)