The Savi W730-M Multi Device Wireless Over-the-Ear Headset System is an all-in-one communications system for professionals who use a combination of PC, mobile and desk phones for personal/conference calls, webinars, video conferencing and multimedia audio. Three-way connectivity lets you easily switch between PC, mobile and desk phone calls while adding the capability to transfer audio between your headset and mobile phone for continuous in and out of office use. Conference in up to three headsets for enhanced collaboration. The Savi W730-M has been optimized for Microsoft Lync and OCS 2007 and combines quality sound, hands-free mobility and up to six hours of talk time.The noise-canceling microphone reduces background ambience ensuring exceptional audio quality and easing listener fatigue. It also delivers high definition voice quality with advanced wideband audio and enhanced digital signal processing (DSP) making speech clearer and more natural. The lightweight W730-M headset allows for a comfortable over-the-ear wearing style with monaural audio and has a microphone as well as an indicator light. It also includes one-touch call answer/end and volume up and down controls. Aural safety features include SoundGuard technology which protects against sound levels above 118 bBA while the Anti-startle technology detects and eliminates large and sudden increases in signal level.