Plantronics CS540 Headset
Mono - Black, Silver - Wireless - DECT - 350 ft - Over-the-head, Over-the-ear, Behind-the-neck - Monaural - Semi-open - Noise Cancelling Microphone
Wireless headset for use with office phone offers superior comfort and mobility up to 350 ft.
Digital encryption assures secure conversations
Voice-dedicated, 1.9 GHz DECT technology provides superior audio quality; up to 6-hours talk time
Battery is 80 percent recharged in 1.5 hours and fully recharged in 3 hours
3 wearing styles for ultimate comfort; wideband audio support and noise-canceling microphone