Poly Blackwire 8225 USB-A Headset TAA - StereoPoly Blackwire 8225 USB A Headset TAA Stereo USB Type C Wired 32 Ohm 20 Hz to 20 kHz Over the head, On ear Binaural Supra aural 7. 2 ft Cable Omni directional, Noise Cancelling Microphone Noise Canceling Black VPN: 7E2K5AA SKU: AC786626 UPC: Loading These supra aural Blackwire 8225 give you the comfort of portability Hear low subs and soaring vocals with a frequency range of sound from 20 Hz 20 kHz