Newest Design QY9 bluetooth Sport headset . USA Brand, SignalPlus for skip-free music outdoors. Use your music device left/right side, above/below waist, doesn't matter with SignalPlus., PureSound In-ear white noise and listener fatigue reduction. Eliminates the white noise and delivers a clean audio experience offering hours of pure enjoyment., Sweat-proof, durable design, Onscreen Battery Meter, Up to 5 hours of Talk/Playing Time and 145 hours Standby Time., High-fidelity stereo music and clear speech, You can begin enjoying CD quality stereo sound instantly.