Amazon.com: POLY - Voyager Focus 2 UC USB-A Headset with Stand (Plantronics) - Bluetooth (Stereo) Headset with Boom Mic - USB-A PC/Mac Compatible - Active Noise Canceling - Works w/Teams, Zoom (Certified)
User manual Plantronics Voyager Focus UC (English - 18 pages)
Poly Plantronics Voyager Focus 2 UC USB-A W/Stand Bluetooth Headset - Black | eBay
User manual Plantronics Voyager 5200 (English - 21 pages)
Poly Voyager Focus 2 USB-A Headset with charging stand