1, first of all, if there is still electricity in the charging box, (the indicator light slowly flashes when the charging box is opened means there is still electricity), you only need to put the headset back into the charging box.
2, and then distinguish the premise of the Bluetooth headset left and right ears, put the headset back to the corresponding position of the charging box, close the charging box can be oh.
3. Secondly, when the charging box has no power, (the indicator light flashes or does not flash when the charging box is opened means that there is no power), find the usb interface of our charging box.
4, finally, put the headset back to the corresponding position of the charging box, close the charging box, and then connect a usb port charger, connect the power to charge it