There are several reasons why Bluetooth headphones cannot be charged:
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Cause one: The charger is broken or the socket is in poor contact.
It may be that the use of the charger for a long time makes the charger socket loose and the poor contact results in the inability to charge the Bluetooth headset normally.
I suggest you try a new charger.
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Cause 2: Bluetooth headset charging port loose contact caused by poor. Check the charging port of the Bluetooth headset, whether there is loose, poor contact, resulting in normal charging.
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Reason 3: The battery of the Bluetooth headset is damaged, resulting in failure to charge.
If the charger is good and the interface is not loose, it is necessary to consider that the battery is damaged. May be long-term use, resulting in battery aging, resulting in battery damage can not be charged normally, use.
It is recommended to wear a good Bluetooth headset, invoice and wait until the nearby after-sales service outlet, check, repair or replace accessories and other matters.