Amazon.com: daily headset QD USB Phone Headset Adapter Cable Compatible with Plantronics Quick Connect, Spk Volume Up Down Mic Mute Unmute in-line Controls : Electronics
Amazon.com: Poly BT600 USB-A Bluetooth Adapter Dongle -211250-01 - GTW Bundle with Microfiber Cloth - Compatible with PC/Mac : Electronics
Buy Plantronics Poly DA85 Digital Adapter at Connection Public Sector Solutions
Amazon.com: Plantronics Headset to USB Adapter (DA40) : Electronics
Plantronics-Poly Compatible USB-A Adapter for Softphones with Volume and Mute Control | Headset Buddy
Plantronics DA55 USB Adapter
Plantronics BUA-100 (72831-0) Bluetooth USB Adapter / Communications / Headsets - YBSales.com
Plantronics BT600 USB-C Bluetooth Adapter | 211249-01
Plantronics BT600 USB-A Bluetooth Adapter | Compatible with PC/Mac | 205250-01
Poly BT300-M Bluetooth USB Adapter 85117-01 B&H Photo Video
Plantronics Audio USB Adapter 50 USB Plug to 2.5mm Female Headset Jack 84640-01 | eBay
Amazon.com: daily headset USB Adapter Cable Compatible Plantronics QD (Quick Disconnect) to USB Plug, Speaker Volume & Mic Mute Control Connects Headset to PC, Laptop, Soft Phone and More : Electronics
USB Training Y-Cord Adapter for Plantronics QD Headsets
Plantronics D100-M DECT USB Adapter - 83876-01
Plantronics Calisto Headset, W/ USB Dongle, Prior Version - from Image Management, LLC