Poly CS540A Convertible DECT Headset delivers professional performance so you can get more done even when you're on the move. Noise-canceling mic reduces background noise interruptions, ensuring great audio quality. SoundGuard acoustic-limiting technology protects against acoustic shock (AS) by limiting sounds to below 118 A-weighted decibels for your listening comfort and protection against audio spikes. DECT technology allows better audio quality and eliminates interference from Wi-Fi networks so calls stay safe and secure. Choose between 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. Roam confidently up to 400' from the headset base. Conference up to four headsets on a single base to easily collaborate. Convertible design features three wearable options.

Features

• Noise-canceling mic that reduces background noise interruptions for great audio quality
• Roam up to 400' away from the headset base for optimal flexibility
• 3 wearable options - over-the-ear, over-the-head or behind-the-head
• SoundGuard acoustic-limiting technology to protect against acoustic shock
• Adaptive power system automatically downshifts to low power when headset is close to the base, saving battery life
• Sit comfortably anywhere in your room as the CS540A offers wireless range of up to 393.7 ft
• Noise cancellation effectively helps to boost your concentration and avoid background noise and distractions
• 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

Specifications