Cisco Certified Plantronics HW720 Headset 78714-101 with U10 Cord for Cisco 69XX,79XX,89XX,99XX Series
Poly - Voyager 4320 UC Wireless Headset (Plantronics) - Headphones with Boom Mic - Connect to PC/Mac via USB-A Bluetooth Adapter, Cell Phone via Bluetooth), Zoom & More Headsets & Accessories - Newegg.com
Plantronics Voyager 5200-UC Bluetooth Headset | USB Dongle and Charging Case 206110-101 | For Smartphones, PC, MAC, Tablet, Softphones, VoIP, Unified Communications