1. When the battery or circuit damage or short circuit of the charging connector occurs inside the Bluetooth headset, the headset needs to be repaired.
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2. The charger or cable has a problem and cannot continue charging.
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3. Poor contact; Failed to connect.
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solution
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1, please replace the charger or USB charging cable, try to charge the Bluetooth headset.
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2, if the charger is good, it may be the battery of the Bluetooth headset is damaged. Take the machine, wait for the receipt to a nearby repair shop, check, repair and replace it with a new battery.
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3, usually when using Bluetooth headphones, please protect the battery, be careful not to overuse power, and charge.