The Plantronics Savi W710-M Wireless DECT Headset System lets you enjoy wireless freedom while seamlessly managing PC, mobile and desk phone calls with a single intelligent headset system. With three-way connectivity, this headset makes it easy to switch and mix phone audio - and automatically routes mobile audio to whichever device you pick up. The noise-canceling microphone reduces background noise interruptions while Enhanced Sigital Signal Processing (DSP) provides more natural voice sounds. This headset is ideal for professionals who use a mix of PC, mobile and desk phone communications while in the office for conference calls, webinars, video conferencing and listening to multimedia.