Hands-free productivity

TheCS540 convertible DECT™ headset provides professional performance so you can get more done - even on the move. The noise-canceling mic reduces background noise interruptions, ensuring great audio quality and easing listener fatigue.

Give everyone more freedom to move

Everyone in the office could use more flexibility. Let them roam confidently up to 400 ft from the headset base. They'll be able to collaborate simply since teams can conference up to four headsets on a single base.

The choice is yours

There's more than oneway to make a call - switch up styles to find your groove and introduce your ears to something new. TheCS540 convertible design comeswith threewearing options: over-the-ear, over-the-head, behind-the-head .

It's just easy

Simplify desk phone managementwith headset audio controls and adding eitherthe HL10 Handset Lifter or Electronic Hook SwitchCable (EHC) forremote call capabilities.

Extended range and talk time

The adaptive power system optimizes for range and talk time by automatically downshifting to low power when the headset is close to the base - saving battery life and maintaining maximum density.

SoundGuard technology

SoundGuard acoustic limiting technology protects against Acoustic Shock by limiting sounds to below118dBAensuring listening comfort and protection against audio spikes.

Superior audio quality

Your choice of narrowband audio to extend talk time or advanced wideband audio for high - definition voice quality. Enhanced Digital Signal Processing (DSP) provides more natural sound, delivering clear audio the way it's intended to be heard.

• Delivers exceptional sound quality with maximum efficiency and reliance
• Over-the-ear earpiece design cradles the ears giving you the confidence to move around
• Go wireless and enjoy the music you love with the CS540A earset
• DECT 6.0 frequency band transmits your voice over numerous channels and gives transcendent voice and sound quality
• Your voice will be heard loud and clear with the boom microphone design to ensure maximum Earset usage efficiency
• Sit comfortably anywhere in your room as the CS540A offers wireless range of up to 393.7 ft
• Noise cancellation provides exceptional hearing under loud environments
• Noise cancelling microphone technology ensures easy, convenient listening and talking with maximum sound transfer efficiency
• Listen to your tape recordings or use them when listening to telephone calls on Skype with these mono sound earset
• Fits cozily in your ears for extended periods of comfortable listening