Poly Blackwire 3315 Microsoft Teams Certified Headset +USB-C/A Adapter TAA - Microsoft Teams Certification - Mono - Mini-phone (3.5mm), USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear - Monaural - Ear-cup - 7 ft (2.13 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3325 Microsoft Teams Certified Headset +USB-C/A Adapter TAA - Microsoft Teams Certification - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear - Binaural - Supra-aural - 7 ft (2.13 m) Cable - Noise Canceling - Black

Poly Blackwire 3325 Headset +USB-C/A Adapter TAA - Microsoft Teams Certification - Stereo - Mini-phone (3.5mm), USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear - Binaural - Ear-cup - 7 ft (2.13 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3315 Headset - Microsoft Teams Certification - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Monaural - Supra-aural - 7 ft (2.13 m) Cable - Omni-directional, Noise Cancelling Microphone - Black

Poly Blackwire 3325 Headset - Microsoft Teams Certification - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Binaural - Supra-aural - 7 ft (2.13 m) Cable - Omni-directional, Noise Cancelling Microphone - Black

Poly Blackwire 3325 Stereo USB-C Headset +3.5mm Plug +USB-C/A Adapter - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Binaural - Ear-cup - 7 ft (2.13 m) Cable - Omni-directional Microphone - Black

Poly Blackwire 3315 Monaural USB-C Headset +3.5mm Plug +USB-C/A Adapter - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Monaural - Ear-cup - 7 ft (2.13 m) Cable - Omni-directional Microphone - Black