Bluetooth headset control lights flashing

This kind of problem is relatively many will occur this kind of situation, but this kind of situation will be relatively complex, because this question has several kinds of situations to cause, the first kind is the motherboard problem, the second kind is the battery problem, the third kind is the chip problem, at this time, the power key + the volume key press 10S, restart the function, if still not, can only be repaired after sale.


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