There are several possible reasons why wireless headphones can only charge a little:
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Charger problem: It may be that the charger you are using is too low voltage or too low current to provide enough power for your Bluetooth headset. You are advised to replace a compatible charger to ensure that the output voltage and current meet the requirements of the Huawei Bluetooth headset.
Loose charging cable: The charging cable interface is not tight or the charging port of the Bluetooth headset is damaged, causing the charging cable to be improperly connected. It is recommended that you wipe the charging port of the Bluetooth headset with a clean and soft cloth, and check whether the charging cable is properly inserted.
Battery aging: Each battery has a limited service life, and if you use a Bluetooth headset for a long time, the battery may have aged and cannot be charged normally. It is recommended that you contact after-sales service and replace the battery.
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These are the possible reasons why wireless headphones can only charge a little, and it is recommended that you consult a professional repairman or check the product manual for more help.
Because the earphones, he can only charge a little, and there will be a limit, so the words have a little impact