Plantronics CS540 with HL10 Handset Lifter | Onedirect
Plantronics - CS540 DECT headset — single-ear wireless headset (mono), 3 different wearing styles - connection to a desk phone - microphone with noise cancelling & range of up to 120 m:
Plantronics CS540/A Mono Ear-hook Black EU DECT headset 86179-02 with Headband | eBay
Plantronics CS540 Headset & Lifter Set Ref 84693-12
New Plantronics Spare Headset For CS540 Wireless Headset System. - P/N 86179-02 | eBay
Spare Plantronics CS540 CO54A DECT Wireless Headset Base Unit | eBay
Plantronics - CS540 DECT headset — single-ear wireless headset (mono), 3 different wearing styles - connection to a desk phone - microphone with noise cancelling & range of up to 120 m: