Amazon.com: DA80 USB Audio Processor USB QD(201852-01/02) Connector to USB Adapter w/Volume Adjuster, Mute for Microphone & Speaker Compatible with Planstronics QD Cord HW251 HW510/520 310 QD Headset : Electronics
Plantronics 3.5 to Digital USB Adapter 02
Voyager 4200 Office & UC Series - Bluetooth Office Headset | Poly, formerly Plantronics & Polycom
Voyager 5200 Office & UC Series - Mono Bluetooth Headset | Poly, formerly Plantronics & Polycom
Amazon.com: Plantronics BT300 Bluetooth 2.0 - Bluetooth Adapter for Desktop Computer : Electronics
USB - PTT - Corded USB - PTT | Poly, formerly Plantronics & Polycom
USB Adapters for sale in Miami, Florida | Facebook Marketplace | Facebook