Telephone Headset w/RJ9 Quick Disconnect Cable for Cisco Plantronics Avaya Siemens Nortel Panasonic IP Phone Deskphone Landline Phone for Call Center Office w/3.5mm Audio Jack for Cell Phone & PC
Cisco Compatible Plantronics ENCOREPRO 510 (HW510) Direct Connect for 7940, 7941G, 7942G, 7945G, 7960, 7961, 7961G, 7962G, 7965G