Bluetooth audio is not charged, the common reasons and solutions are as follows:
1, the charger is broken, replace the charger.
2, the charging data cable is bad, replace the data cable is good.
3, the battery can not be charged, need to replace the battery.
4, speaker motherboard power management line failure, need to repair audio motherboard.
The reason is due to the damage of the speaker itself or the charger, you need to check the output voltage and current of the charger, or you can also use another charger to try; If it still does not work, you need to check whether there is a problem with the speaker itself, if there is damage, you need to repair or replace the new speaker