Plantronics Savi Office W730 Headset, Single

One intelligent headset to manage PC, mobile and desk phone call shot swappable battery for unlimited talk-time (Additional battery sold separately)Wireless freedom up to 350-Feet from your desk;64-bit encryption One-touch call answer/end, vole +/-, mute & flash controls across device slightest DECT wireless headset with noise-cancelling microphone on the market