Pairing the Mics and Recievers

1. Make sure that the receiver and microphone are turned OFF

2. Unscrew the microphone tail tube

3. Press and hold the HI/LO button on the Mic, then press and hold the power button until the microphone screen flashes quickly, then release the two buttons simultaneously

4. Turn on the receiver's power button, wait for 5 seconds then press the HI/LO button on the mic once

5. The mic screen becomes steady and no longer flashes, the frequency displays on both the mic screen and the receiver screen, which means the pairing is successful.

• Source: https://manualzz.com/doc/52939578/tonor-tw-820-handheld-wireless-microphone-user-guide