The JPL Modular binaural Bluetooth noise cancelling headset with interchangeable headband from dual speaker to single speaker gives you a choice of wearing styles to suit the way you work.

Dual or single speakers unique patented user interchangeable headband from dual speaker to single speaker
Left/right-side microphone boom arm wearing position
Call answer / end button (call control), volume control and dedicated microphone mute button on headset
Put-and-Stay ratchet microphone boom arm with noise cancelling microphone
Wideband-enabled speakers with sound shield hearing protection
Many hours of talk time
Fitted with leatherette ear cushions for maximum all-day comfort