Very first, ensure your Bluetooth microphone and speaker are thoroughly charged. Turn on each devices and help Bluetooth pairing mode. Once connected, test the audio quality by playing music through the speaker while singing into the microphone. We have compiled specifics from the different forms of licensed entities offered https://www.bluetoothspeaker.top/rechargeable-long-battery-life-bluetooth-speaker-subwoofer-speaker-with-amplifier/