First, guarantee your Bluetooth microphone and speaker are absolutely charged. Turn on the two devices and help Bluetooth pairing mode. Once connected, test the audio quality by playing music through the speaker while singing into the microphone. Take the time to go through through the instructions and make sure https://www.bluetoothspeaker.top/wireless-bt-bass-inalambrico-speaker-active-fm-radio-tf-usb-torch-speaker/