Poly Blackwire 8225 Microsoft Teams Certified USB-C Headset - Microsoft Teams Certification - Stereo - Mini-phone (3.5mm), USB Type C - Wired - 32 Ohm - On-ear, Over-the-head - Binaural - Supra-aural - 7.2 ft (2.19 m) Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling - Black

Poly Blackwire 5220 Stereo USB-A Headset TAA (Bulk) - Microsoft Teams Certification - Stereo - USB Type A, Mini-phone (3.5mm) - Wired - 32 Ohm - Over-the-head, On-ear - Binaural - Supra-aural - 7.1 ft (2.17 m) Cable - Noise Cancelling Microphone - Noise Canceling - Black

Poly Blackwire 5220 Stereo USB-A Headset - Microsoft Teams Certification - Stereo - Mini-phone (3.5mm), USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Binaural - Supra-aural - 7.1 ft (2.17 m) Cable - Noise Cancelling Microphone - Noise Canceling - Black

Poly Blackwire 5210 Monaural USB-A Headset TAA - Microsoft Teams Certification - Mono - Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - Over-the-head, On-ear - Monaural - Supra-aural - 7.1 ft (2.17 m) Cable - Noise Cancelling, Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 5210 Monaural USB-A Headset - Microsoft Teams Certification - Mono - Mini-phone (3.5mm), USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Monaural - Supra-aural - 7.1 ft (2.17 m) Cable - Noise Cancelling Microphone - Noise Canceling - Black

Poly EncorePro 545 USB-A Convertible Headset - Microsoft Teams Certification - Mono - USB Type A - Wired - Over-the-head, On-ear - Monaural - Supra-aural - 7.2 ft (2.18 m) Cable - Noise Cancelling, Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire C3225 Stereo USB-C Headset TAA (Bulk) - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - Over-the-head, On-ear - Binaural - Supra-aural - 7.4 ft (2.27 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3225 Stereo USB-A Headset TAA (Bulk) - Stereo - Mini-phone (3.5mm), USB Type A - Wired - 32 Ohm - Over-the-head, On-ear - Binaural - Supra-aural - 7.4 ft (2.27 m) Cable - Noise Cancelling, Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire C3215 Monaural Headset +Carry Case TAA (Bulk) - Mono - Mini-phone (3.5mm), USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Monaural - Supra-aural - 7.4 ft (2.26 m) Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling - Black