PureSound In-ear white noise and listener fatigue reduction. Eliminates the white noise and delivers a clean audio experience offering hours of pure enjoyment. SignalPlus for skip-free music outdoors. Use your music device left/right side, above / below waist, doesn't matter with SignalPlus.
Chip: CSR 8645 V4.1 Breakthrough exclusive technology doubles QY7 playtime to a solid 4 hours
Sweat-proof, durable design, Onscreen Battery Meter, Up to 4-6 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.
HD quality calls with VoLTE (voice over LTE) support. Comfortable,flexible and light.