• 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.

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