Plantronics HW510D Encore Pro 500 Over-the-Head Monaural Headset, Part# 203191-01 Network backplane every button calls a different

every button calls a different handset

DSP "Effio-E" is able to provide a horizontal resolution of 650 TVL with 12 bit A/D signal processing and vrious image enhancement technology

Also available in a pack of 50 (Cat

2 RJ-11 telephone connections

A total of fifty-eight (58) floors can be controlled with a single EC10 bundle when combined

Plantronics HW510D Encore Pro 500 Over-the-Head Monaural Headset, Part# 203191-01 Network backplane every button calls a differentHighlights Over the Head Wearing Style Monaural Design DA90 USB Audio Processor Compatible with Plantronics Manager Pro Wideband Audio SoundGuard Hearing Protection Noise Canceling Microphone Speaker Earpiece Design : On Ear Listening Mode : Monaural Connectivity Host Connection : 1 x USB Type A General Wearing Style : Over the Head NEW IN THE BOX