USB - PTT - Corded USB - PTT | Poly, formerly Plantronics & Polycom
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 :
Plantronics Calisto Headset, W/ USB Dongle, Prior Version - from Image Management, LLC
Plantronics USB Adapter, 2.5mm to USB for Mobile
Plantronics Blackwire C5210 Single-Ear Corded USB Headset
BUA-100 | Bluetooth USB Adapter | Plantronics | Headset Experts
Plantronics BT600 Bluetooth USB Adapter/Dongle - Headsets Direct
Poly DA60 QD to USB Inline Cable Assembly (63725-01)