BUTEFO BUTEFO Headset Bluetooth  (QY7(White), In the Ear)

CSR Bluetooth V4.0 Breakthrough exclusive technology doubles QY7 playtime to a solid 6 hours, offering a full week of workouts, or a full day of listening|Sweat-proof, durable design, Onscreen Battery Meter, Up to 6 hours of Talk/Playing Time and 150 hours Standby Time|High-fidelity stereo music and clear speech, You can begin enjoying CD quality stereo sound instantly|Signalplus for skip-free music outdoors|Eliminates the white noise and delivers a clean audio experience offering hours of pure enjoyment