The first one of the most common reasons is that the charging box of Bose headphones is out of power, as we all know, the charging box of Bluetooth headphones is actually the same principle as the charging bank, to put it bluntly, it is a mobile power supply specifically for Bluetooth headphones to store power, when the charging box is out of power, this time put the headphones into the charging box, it will not show charging, and the headphones will naturally not charge into the electricity
one
Maybe the charger is broken. Try a new charger.
two
It may be that the Bluetooth headset battery is damaged and can not be charged, and the Bluetooth can be turned off. It's best to check after sale
This situation is normal, because the battery will also appear aging, this state, this situation is that the battery aging can not be charged, the instability of this situation can be repaired after the Bluetooth headset is fully charged for a long time, a few months later when it is used again, and it is no longer charged.