Attach the wireless transmitter onto the bottom of the microphone. Attach one end of the patch cable to the input of the wireless receiver and the other end to the public address system's mixing console. Plug the wireless receiver's power supply into a power outlet.
Turn on the PA system and raise the volume level on the channel to which the wireless receiver is connected. Turn on the wireless receiver and turn on the wireless transmitter. Make sure it is working by checking the power LED is lit.
Test the microphone by talking into it. Make sure it is working by checking the power LED is lit. Walk away from the PA system to test its signal strength at different distances.