Plantronics Poly CS540 Wireless DECT Headset Single Ear (Mono) Convertible (3 Wearing Styles) - Connects to Desk Phone - Noise Canceling Microphone - Amazon Exclusive (Renewed)

Poly creates premium audio and video products so you can have your best meeting -- anywhere, anytime, every time. Our headsets, video and audio-conferencing products, desk phones, analytics software and services are beautifully designed and engineered to connect people with incredible clarity. They're pro-grade, easy to use and work seamlessly with all the best video and audio conferencing services. With Poly (Plantronics, Inc. – formerly Plantronics and Polycom), you'll do more than just show up, you'll stand out.

• Contemporary design with ultra-light 0.74 oz (21 g) headset, Provides up to 350 feet (100 m) of hands-free operation, One-touch call answer/end, volume, mute and flash controls
• Energy efficient adaptive power system optimizes for range and talk time, Replaceable battery charges in three hours and lasts up to 7 Hours, Noise-canceling microphone reduces background ambience ensuring exceptional audio quality
• SoundGuard technology protects against sound levels above 118 dBA, Anti-startle technology detects and eliminates large and sudden increases in signal level
• Auto answer feature allows you to accept incoming calls by simply lifting the handset, High definition voice quality with advanced wideband audio technology and enhanced DSP
• Connect new headsets with the base by simply docking them, Conference in up to three additional headsets for collaboration