About 8 hours
1? During the use of the microphone, when the voltage is too low, the sound emitted by the microphone will become smaller, at this time, you need to charge 2? In the process of charging, the red light indicates that it is charging 3? Normal charging for about 8 hours, charging is completed, the red light is automatically extinguished.
The microphone takes about two and a half hours to charge.