If the USB charging method is used, you only need to connect the microphone and the charging head with the charging cable to charge. If you use the built-in charging type, you can plug the microphone directly into the 220 volt mains electricity to charge. If the rechargeable battery is charged outside the machine, the battery needs to be removed from the microphone and fully charged before being installed
First connect the microphone with a USB cable, and then connect the other end of the USB cable to the charger to charge