Plantronics – Blackwire 3320 USB-A (Poly) – Wired, Dual-Ear (Stereo) Headset with Boom Mic – USB-A to connect to your PC and/or Mac – Works with Teams, Zoom, & more : Amazon.co.uk:
Plantronics by Poly Voyager 5200 Wireless Headset - Single-Ear Bluetooth Headset w/Noise-Canceling Mic - Ergonomic Design - Voice Controls - Lightweight - Connect to Mobile/Tablet via Bluetooth : Amazon.co.uk: PC & Video
Savi 8200 UC Series - Wireless DECT™ headset system | Poly, formerly Plantronics & Polycom
Plantronics Audio 355 - headsets (Wired, 2.5 mm (2/32") + 3.5 mm (1/8"), Call center/Office, Circumaural, Binaural, Head-band) : Amazon.co.uk
Plantronics Blackwire C325 Stereo USB Headset With 3.5 Connection for sale online | eBay
Plantronics Headsets | VisionAid
Blackwire 5200 Series - USB Headset | Poly, formerly Plantronics & Polycom