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POLY Blackwire 5220 Stereo USB-C Headset +3.5mm Plug +USB-C/A Adapter (Bulk). Product type: Headset. Connectivity technology: Wired. Recommended usage: Calls/Music. Headphone frequency: 20 - 20000 Hz. Weight: 5.83 oz (165.2 g). Product color: Black, Red

POLY Blackwire 3220 Stereo USB-C Headset +USB-C/A Adapter (Bulk). Product type: Headset. Connectivity technology: Wired. Recommended usage: Office/Call center. Headphone frequency: 20 - 20000 Hz. Product color: Black

POLY Blackwire 3210 Monaural USB-C Headset +USB-C/A Adapter (Bulk). Product type: Headset. Connectivity technology: Wired. Recommended usage: Office/Call center. Headphone frequency: 20 - 20000 Hz. Weight: 2.26 oz (64 g). Product color: Black

POLY Blackwire 5220 Stereo USB-C Headset +3.5mm Plug +USB-C/A Adapter. Product type: Headset. Connectivity technology: Wired. Recommended usage: Business/Everyday. Weight: 5.73 oz (162.5 g). Product color: Black

POLY Voyager 4310 Microsoft Teams Certified USB-A Headset +BT700 dongle. Product type: Headset. Connectivity technology: Wireless, Bluetooth. Recommended usage: Office/Call center. Wireless range: 3582.7"" (91 m). Cable length: 59.1"" (1.5 m). Weight: 4.3 oz (122 g). Product color: Black

Experience clear internet calls a with simple plug-and-play USB connection and a noise-canceling mic. Rigid left-sided mic boom is moveable and can be tucked out of the way when you're not using it. In-line controls let you control volume or mute without interrupting calls. Laser-tuned drivers deliver enhanced digital audio from your favorite music and games.

POLY DA85 USB to QD Black Adapter TAA. Product type: Interface adapter. Weight: 1.06 oz (30 g). Product color: Black

POLY Blackwire 5210 Monaural USB-C Headset +3.5mm Plug +USB-C/A Adapter. Product type: Headset. Connectivity technology: Wired. Recommended usage: Office/Call center, Cable length: 4566.9"" (116 m). Weight: 5.83 oz (165.2 g). Product color: Black

Kensington Classic USB-A Headphone. Product type: Headphones. Connectivity technology: Wired. Recommended usage: Music, Cable length: 70.9"" (1.8 m). Weight: 5.75 oz (163 g). Product color: Black

POLY Blackwire 3225 Stereo USB-C Headset +3.5mm Plug +USB-C/A Adapter (Bulk). Product type: Headset. Connectivity technology: Wired. Recommended usage: Office/Call center. Headphone frequency: 20 - 20000 Hz. Weight: 3.25 oz (92 g). Product color: Black