Keep the focus on your conversation, not background noise, with the sophisticated noise canceling and immersive stereo sound of the Plantronics Voyager Focus UC Stereo Bluetooth headset. Work and entertainment that move with you Offering seamless connectivity to your PC or smartphone, and integration with leading UC applications, the Voyager Focus UC is ready to work how you do. With up to 150 feet of wireless range, enjoy mobility while calls and music stay crystal clear, whether you re at your desk, in the conference room, or in the kitchen. Enjoy freedom with no loss of fidelity. ANC Active noise canceling technology helps block out distracting sound Smart sensors Smart sensor technology uses contextual intelligence to keep up with you Dynamic Mute Alert Dynamic Mute Alert senses and alerts you when you talk when muted 12 hour battery life Up to 12 hours of talk time per charge Worry-free mute A headset that can take a hint Control your conversations with intuitive mute capabilities and built-in smart sensors. Easily mute/unmute with the touch of a button, or simply by taking the headset off and putting it back on. Music pauses automatically when a call comes in. You always know whether you re on mute--just glance at the screen or check the USB adapter. If you try to talk while your mic is muted, the Dynamic Mute Alert will give you an audible reminder. Requires latest version of Plantronics Hub. Software-enabled functionality With Plantronics Hub, get the added value of: - Call control across multiple softphones - A battery meter that conveniently displays headset battery life remaining in PC icon tray - A headset control panel that enables customization of settings, including call notifications and related options - UC presence that automatically updates when on a call--not only on PC calls but also on mobile calls (Skype for Business and Microsoft Lync only)