No wires. No boundaries. Connect The Headphone to any Bluetooth(r) device for crystal clear stereo sound and hands free communication, all without the hassle of wires. Amazing sound. Anywhere you want. With Knowles(r) Balanced Armature Speakers, The Headphone delivers a rich, dynamic stereo experience anywhere, anytime. It's your life. Control your music. Switch between tracks, take phone calls, activate Audio Transparency and deliver voice commands, all without having to look at a smartphone. Silence the world. Or let it all in. Be with yourself, or with your surroundings. It's all just a fingertip away. Designed to live in your ear Three different FitTip sizes mean a comfortable, secure fit without having to make adjustments. The beat goes on and on and on... Take your music on an adventure. With up to 6 hours of wireless play time per charge, The Headphone can last a full day. Get connected. Stay connected. No need to worry about windy days and heavy traffic. With VersantTM advanced voice technology from Knowles, hold hands-free phone conversations even in the most challenging conditions.