Connecting cable or amplifier required to connect to phone or PC (purchased separately - please contact BTP if you need to know which adapter is compatible)
Top-of-the-line headband design fits almost everyone
Clear voice tube
Non noise cancelling headset - background noise, other voices, keystrokes, etc. may be heard: for maximum noise cancelling, use the PL-H101N
SES® (Sound Enhancement System) lets you choose bass or treble setting
Adjustable click-stop turret and headband maintain the right fit