Generally, the charging current that Bluetooth headphones can withstand is 500mA, and the mobile phone charger is generally 1A current, if it is charged in this way, there is a risk of burning the Bluetooth headset, and the charger equipped with the original Bluetooth headset is used to charge.
Bluetooth earphones should be charged with a specially equipped Bluetooth earphone charger, otherwise it is easy to break the Bluetooth earphones, according to the Bluetooth instructions that the correct use of Bluetooth, long-term use, you need to regularly charge Bluetooth to maintain battery power.