Poly Blackwire 3310 USB-C Headset TAA - Mono - USB Type C - Wired - 32 Ohm - 20 Hz - 20 kHz - On-ear - Monaural - Ear-cup - 7.1 ft Cable - Omni-directional Microphone - Noise Canceling - Black - TAA Compliant

Poly Blackwire 3310 Monaural USB-C Headset + USBC/A Adapter - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Monaural - Supra-aural - 7.1 ft (2.15 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3310 Monaural Microsoft Teams Certified USB-C Headset +USB-C/A Adapter - 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 - 7.1 ft (2.16 m) Cable - Omni-directional, Noise Cancelli

Poly Blackwire 3310 Microsoft Teams Certified USB-A Headset - Microsoft Teams Certification - Mono - USB Type A, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Monaural - Supra-aural - 7.1 ft (2.18 m) Cable - Omni-directional, Uni-directional Microphone - Noise Cance

Poly Blackwire 3225 Stereo USB-C Headset + 3.5mm Plug + USB-C/A Adapter - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Binaural - Supra-aural - 7.4 ft (2.26 m) Cable - Omni-directional, Noise Cancelling Microphone - Black

Poly Blackwire 3225 Stereo USB-C Headset + 3.5mm Plug + USB-C/A Adapter (Bulk) - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Binaural - Supra-aural - 7.4 ft (2.26 m) Cable - Omni-directional, Noise Cancelling Microphone - 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 3225 Stereo USB-A Headset (Bulk) - Stereo - Mini-phone (3.5mm), USB Type A, USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - Over-the-head, Over-the-ear - Binaural - Supra-aural - 7.4 ft (2.26 m) Cable - Noise Cancelling Microphone - Black

Poly Blackwire 3225 Stereo 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 - Over-the-head, Over-the-ear - Binaural - Supra-aural - 7.4 ft (2.27 m) Cable - Noise Cancelling Microphone - Black

Poly Blackwire 3220 Stereo USB-C Headset +USB-C/A Adapter - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Binaural - Supra-aural - 5.2 ft (1.58 m) Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling - Black

Poly Blackwire 3220 Stereo USB-C Headset + USB-C/A Adapter (Bulk) - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Binaural - Supra-aural - 5.2 ft (1.58 m) Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling - Black

Poly Blackwire 3220 Stereo USB-C Black Headset + USB-C/A Adapter (Bulk) - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Binaural - Supra-aural - 5.2 ft (1.58 m) Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling - Black

Poly Blackwire 3220 Stereo USB-A Headset (Bulk) - Stereo - USB Type A, USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Binaural - Supra-aural - 5.2 ft (1.58 m) Cable - Omni-directional, Noise Cancelling Microphone - Black

Poly Blackwire 3220 Stereo Headset +USB-C/A Adapter TAA - Microsoft Teams Certification - Stereo - USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - Over-the-head, Over-the-ear - Binaural - Supra-aural - 5.2 ft (1.58 m) Cable - Noise Cancelling Microphone - Black

Poly Blackwire 3215 Monaural USB-C Headset + 3.5mm Plug + USB-C/A Adapter - Microsoft Teams Certification - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Monaural - Ear-cup - 7.4 ft (2.26 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3215 Monaural USB-C Headset + 3.5mm Plug + USB-C/A Adapter (Bulk) - Microsoft Teams Certification - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Monaural - Ear-cup - 7.4 ft (2.26 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3215 Monaural USB-A Headset TAA - Mono - USB Type A - Wired - 32 Ohm - 20 Hz to 20 kHz - Over-the-head - Monaural - Supra-aural - Noise Cancelling Microphone - Noise Canceling - Black

Poly Blackwire 3215 Monaural USB-A Headset TAA (Bulk) - Mono - USB Type A - Wired - 32 Ohm - 20 Hz to 20 kHz - Over-the-head - Monaural - Supra-aural - Noise Cancelling Microphone - Noise Canceling - Black

Poly Blackwire 3215 Monaural USB-A Headset (Bulk) - Mono - Mini-phone (3.5mm), USB Type A, USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - Over-the-head, Over-the-ear - Monaural - Supra-aural - 7.4 ft (2.26 m) Cable - Noise Cancelling Microphone - Black

Poly Blackwire 3215 Monaural Headset +USB-C/A Adapter TAA - Mono - Mini-phone (3.5mm), USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear - Monaural - Ear-cup - 7.4 ft (2.26 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3215 3.5mm Top - Microsoft Teams Certification - Mono - Mini-phone (3.5mm), USB Type A - Wired - 32 Ohm - 20 Hz to 20 kHz - Over-the-head, Over-the-ear - Monaural - Supra-aural - 7.4 ft (2.26 m) Cable - Noise Cancelling Microphone - Black

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

Poly Blackwire 3210 Monaural USB-C Headset +USBC/A Adapter - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Monaural - Ear-cup - 5.2 ft (1.58 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3210 Monaural USB-C Headset +USB-C/A Adapter (Bulk) - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Monaural - Ear-cup - 5.2 ft (1.58 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3210 Monaural USB-C Black Headset + USB-C/A Adapter (Bulk) - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Monaural - Ear-cup - 5.2 ft (1.58 m) Cable - Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3210 Monaural USB-A Headset - Mono - Mini-phone (3.5mm), USB Type A - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Monaural - Supra-aural - 5.3 ft (1.61 m) Cable - Noise Cancelling, Omni-directional Microphone - Noise Canceling - Black

Poly Blackwire 3210 Monaural Headset +USB-C/A Adapter TAA - Mono - USB Type C - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Monaural - Ear-cup - 5.3 ft (1.61 m) Cable - Noise Cancelling Microphone

Poly Blackwire 3210 Black Headset +USB-C/A Adapter TAA (Bulk) - Mono - USB Type C - Wired - 32 Ohm - On-ear - Monaural - 2.5 ft (0.76 m) Cable - Omni-directional, Noise Cancelling Microphone - Black

Poly Blackwire 3200 3220 Headset - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Binaural - Ear-cup - 5.3 ft (1.61 m) Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling - Black

Philips SmartMeeting PSE0540 Wired/Wireless Noise Cancelling Microphone - Dark Gray, Silver - Bluetooth -29 dB - Omni-directional - USB 2.0 Type C