Amazon.com: TruVoice USB A to QD Adapter Cable Compatible with Any Plantronics or TruVoice Wired Headset with a QD. Cable Includes Volume Control and Mute Functionality : Industrial & Scientific
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
Plantronics BT300 Bluetooth USB Dongle Adapter for Voyager 5200 UC Legend UC PLT – Mari Mari
Plantronics Audio USB Adapter 50 USB Plug to 2.5mm Female Headset Jack 84640-01 | eBay
Poly BT600 Bluetooth USB Adapter/Dongle - Headsets Direct
Amazon.com: Poly - DA85M USB-A/USB-C Digital Adapter (Plantronics) - Works with Poly Call Center Quick Disconnect (QD) Headsets - Acoustic Hearing Protection - Hold & Call Answer Buttons - Optimized for Teams :