Features: Multi-device connectivity lets you manage PC and mobile/tablet phone calls from a single headset Portable USB bluetooth mini-adapter can stay in your laptop port for always-ready connectivity Use your voice to answer incoming mobile calls and for a host of other commands Enhanced voice alerts tell you caller name (mobile calls only), connection status, talk time remaining and more Precision tuned triple-mic with enhanced DSP for superior noise cancellation PC wideband delivers heightened speech clarity, providing the best possible PC audio quality Advanced WindSmart technology provides three layers of wind protection Integrated A2DP lets you listen to streaming media from your mobile phone or tablet Smart Sensor technology for a seamless and intuitive user experience Automatically answers calls simply by placing on your ear Automatically transfers calls between mobile phone and headset When on a mobile or PC call, softphone presence is automatically updated Eliminates accidental dialing by locking call button when headset is not worn Included Accessories Portable charging case provides up to 14 hours of additional talk time Desktop stand provides an elegent charging and storage solution