Plantronics Blackwire C3220 USB-A Binaural UC Headset 209745-201 New in BulkPack 17229162747 | eBay
Plantronics Blackwire C3220 Binaural Stereo Computer Headset - Wired, USB-A, Noise-Canceling, Volume Control - Mac and Windows Compatible - Colour: Black 209745-101 - Hunt Office Ireland
Poly Blackwire 3220 USB Headset - Headsets Direct
Plantronics Blackwire C3200 USB Headset – JSM Computer Solutions
Poly Blackwire 3220 USB Type-A Corded Stereo UC Headset
Plantronics Blackwire 3220 DUO USB-C Headset with 3.5mm Connector | Certified for Skype for Business and Optimized for Microsoft Lync | Built for UC applications and softphones from Avaya, Cisco and others | 209749-101