Plantronics CS540 Replacement Headset - Headsets Plus Store
Plantronics CS540 Wireless Headset with Lifter P/N 84693-11
How to Connect and Charge Your CS500 Headset - YouTube
Amazon.com: Plantronics by Poly Voyager 5200 UC Wireless Headset & Charging Case - Single-Ear Bluetooth Headset w/Noise-Canceling Mic - Connect Mobile/Mac/PC via Bluetooth - Works w/Teams, Zoom - (206110-102) : Cell Phones
Plantronics CS540 Wireless Headset Setup WITH Headset Port