• Plantronics QD on one end, 2.5 mm prong plug on the other
• Only for use on phones that have a 2.5 mm headset port on the phone
• Straight corded, QD to 2.5MM
• Part 65287-01
• Can use on Panasonic KXT's and  Cisco SPA phones to connect your Plantronics QD headset direct in.
• Can use with any Plantronics QD Compatible headset on a desk phone that has a 2.5mm headset plug.