1st, make sure your Bluetooth microphone and speaker are fully charged. Turn on both of those devices and permit Bluetooth pairing mode. Once connected, test the audio quality by playing music through the speaker while singing into the microphone. To obtain the best sound quality, it truly is recommended https://www.bluetoothspeaker.top/soundcore-bluetooth-speaker-with-hi-res-audio-ipx7-waterproof-for-indoor/