Plantronics (Poly) Wireless DECT Headset Single Ear Convertible Noise Canceling Microphone Connects to Desk Phone CS540 Manufacturer Refurbished

The CS540 has all the features you could ask for in a wireless headset starting with its elegant, contemporary design and lightweight 0.74 oz (21 g) headset with one-touch call/answer, volume, mute and flash controls all at your fingertips. The headset provides up to 350 feet of hands-free operation with a replaceable battery that charges in three hours and lasts up to seven.If that wasn't enough, it also offers a noise-canceling microphone which reduces background ambiance ensuring exceptional audio quality and easing listener fatigue. While you're the one listening, SoundGuard technology protects against sound levels above 118 dBA and Anti-startle technology detects and eliminates large and sudden increases in signal level.The setup is simple. The CS540 base connects to any desk phone with the included telephone interface cable. To answer, simply press the call/answer button on the headset, or for touchless operation, enable the auto answer feature allowing you to accept incoming calls with a simple lift of the handset. Once connected, you'll experience high-definition voice quality with advanced wideband audio technology and enhanced DSP (digital signal processing) making speech sound clearer and more natural.New headsets can be connected to the base by simply docking them. Once a headset has been docked, you can then begin using it right away with the system. Conference in up to three additional headsets for enhanced collaboration and use the optional Electronic Hookswitch Cable or Handset Lifter for remotely answering or ending calls (each sold separately). These manufacturer-refurbished products are inspected and tested to ensure they are fully functional. There may be signs of light usage. We perform an additional diagnostics examination to ensure quality control. We also thoroughly clean the products. Every shipment may arrive in a brown or white generic box.