They won’t get in the way of enjoying sports, music and calls. Perfect for fitness travelling and etc. Note: the charging case is not waterproof. ♪♫ 【Latest Bluetooth 5.1 technology, one-step pairing】: Ensure your great experience with fast, stable and efficient transmission.Taken the left and right Bluetooth headphones out from the charging box, then “F9” automatically appear on your smartphone.
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