Ordinary 9V batteries can not be charged, must be marked with a rechargeable battery to charge.
Please check the battery label, rechargeable battery on the battery marked rechargeable, there are a series of charging voltage, current and other parameters, if not marked, only the output voltage such as the label indicates that it is not rechargeable.
If it is a rechargeable battery, you can buy a matching charger online to charge it.
method
1. Charging cable USB port to connect the mobile phone charging head, microUSB port to connect the microphone! (Can be charged directly with the mobile phone charging head, you can also plug in the computer usb charge)
2. The first charge must be charged for 6-8 hours, and then it can be charged for 2 hours. The indicator light is red when charging, and the indicator light is turned off after it is full.
3. In the process of using the microphone, if the green light turns dark, it indicates that the power is insufficient, and then the microphone should be charged.
Wireless microphones generally have a lot of batteries. Just charge the battery. If it is not a battery, there is a professional charging plug. You can charge your wireless microphone by simply plugging in a professional charging plug.