Plantronics HW720 EncorePro Headset w/ Noise Canceling Mic - A10 Direct Connect Cable Bundle
Plantronics Encore PRO Duo Wideband Headset, HW301N (HW720), 78714-101 | | For Nortel, Polycom, Cisco, Mitel, Avaya, ShoreTel and other business phones | Requires Adapter