Manufacturer: PLANTRONICS, INC.

Add Plantronics sound quality and features to operator console, PBX or ADC systems. Easy to install and use, simply plug the adapter into the operator console, then plug in your Plantronics H-series headsets. Durable and portable unit delivers improved sound with a volume equalizer to maintain user listening preferences whatever the quality of incoming calls. The Quick Disconnect feature lets the user step away from the phone without removing the headset or losing the call. Includes 10-foot coil cord. Connects the following headsets (PLNH31, H31N, H41, H41N, H51, H51N, H61, H61N, H81, H81N, H91, H91N, H101, H101N, H132N, H141, H141N, H151, H151N, H161, H161N, H171, H171N, H181, H181N, H251, H251N, H261, H261N, H351, H351N, H361, H361N), all sold separately.