You can charge it.
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1, the Apple phone charging adapter can charge the Apple Bluetooth headset, but it is not recommended to use the Apple phone charging adapter to charge the Apple Bluetooth headset.
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2, because the Bluetooth headset and mobile phone charger voltage is different, it is easy to break the Bluetooth headset, the jack looks the same inside will be slightly different. It is recommended to use the original Bluetooth headset charger to charge, good for the Bluetooth headset battery.
The first thing to be sure is that your Bluetooth headset is not Apple brand, if it is Apple brand you can use Apple charging head. Other Bluetooth headset brands, it can only use the Android phone data cable charging.