Plantronics Poly DECT Headset CS540 + Handset Lifter HL 10 etail

Wider Range & Longer Talk Time Adaptive power optimizes range and talk time by automatically switching down to low power mode when the headset is near the base. SoundGuard technology: SoundGuard acoustic limitation technology protects against acoustic shocks by limiting the volume to below 118 dBA for listening comfort and protection against overdrive. Excellent sound quality: Choose from professional narrowband or broadband audio: narrowband mode maximizes talk time, broadband mode enhances call quality. MAXIMUM SECURITY The CS540 headset adopts DECTTM technology, which provides better audio quality, eliminates interference from Wi-Fi networks and ensures the security of your calls. One Touch Remote Control The Poly HL10 Handset Lifter is compatible with the CS540 Cordless Headset and allows you to answer incoming landline calls at the touch of a button.