Poly CS540A DECT 1880-1900 MHz Headset

• 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.
• There’s more than one way to make a call — switch up styles to find your groove and introduce your ears to something new. The CS540 convertible design comes with three wearing options: over-the-ear, over-the-head, behind-the-head^[1].

Hands-free productivity
The CS540 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.