To start with, make sure your Bluetooth microphone and speaker are totally charged. Turn on the two devices and allow Bluetooth pairing mode. Once connected, test the audio quality by playing music through the speaker while singing into the microphone. You may take pleasure in Hello-Fi stereo sound quality https://www.bluetoothspeaker.top/cheap-wireless-waterproof-bass-sound-box-stereo-hifi-loa-bluetooth-speaker/