BT300 - Bluetooth USB Adapter | Poly, formerly Plantronics & Polycom
Plantronics Micro USB Charge Adapter w/Charge Cable (89033-01)
Plantronics BT600 USB-A Bluetooth Adapter | Compatible with PC/Mac | 205250-01
Male RJ9 Plug to Female USB Type A Headset Adapter Compatible with Plantronics Jabra Sennheiser Wired Headsets
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
DA95 USB QD Cable Adapter Compatible with Plantronics H251 H251N H261 H261N HW291N, HW301N HW710 HW720 and H-Series & HW-Series Headsets - Walmart.com
Plantronics BT600 USB-C Bluetooth Adapter | 211249-01
Plantronics Calisto Headset, W/ USB Dongle, Prior Version - from Image Management, LLC