The first is the internal failure of the Bluetooth headset, such as battery or circuit damage, short circuit of the charging interface, etc., which requires the headset to be sent for repair.
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2, the second is that the charger or data cable has a problem, resulting in charging can not continue, so you need to replace the matching charger or data cable to recharge.
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Bluetooth headset use tips
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Choose the right charger. Because the general Bluetooth headset has a special charger, if there is no special charger, you can directly find the same charging interface, and the rated output power is also the same charger to use.
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Generally, the charging time of Bluetooth headphones is kept within 2 hours, because the charging time is too long, which will directly lead to the aging or even burning of the machine circuit board, and there will be a variety of inexplicable machine failures, such as shortened standby time, frequent disconnection, shortened call distance, and unable to turn on the phone.
It may be the fault caused by the damage of the Bluetooth headset battery, in which case you can only bring the Bluetooth headset and its purchase invoice to the nearby maintenance network for detection, repair or replacement of a new battery