Oh,that’s so easy,It only takes five steps to solve this issue.
The first step is to turn off the microphones both the transmitter and receiver.The second step is to press and hold the transmitter power button till the indicator light turn from blue light to go off.The third step, immediately press the transmitter power button again to make the transmitter indicator light flash rapidly in blue (remember, after the indicator light turns off from blue, you must press the transmitter button function again immediately).The fourth step, power on the receiver, the indicator light changes from cyan to blue three times and then turns to blue.The fifth step,click transmitter power button again, we will see the transmitter indicator light is blue, and the receiver indicator light is cyan, which means the pairing is successful.