You still use the original.
Generally, the charging current that the Bluetooth headset can withstand is 500mA, and the mobile phone charger is generally 1A current.
If you charge in this way, there is a risk of burning the Bluetooth headset, and use the charger originally equipped with the Bluetooth headset to charge.
Bluetooth headset should be charged with a special Bluetooth headset charger, otherwise it is easy to break the Bluetooth headset,
According to the Bluetooth instructions, the correct use of Bluetooth, long-term use, need to regularly charge the Bluetooth to maintain battery power.
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Try not to use fast charge, Bluetooth headset battery is very small, fast charge power is too large, fast charge charger voltage has 5v 9v and 10v, 9v and 10v can not be used, the voltage is too big. Only use a 5v charger to charge, try to choose a small current, preferably within 1000ma, if you do not use 2a, but do not charge for a long time, a long time will charge the headset standby time is short.
The charging time of Bluetooth headphones is generally controlled between one and two hours.