Initially, be certain your Bluetooth microphone and speaker are entirely charged. Turn on both of those devices and enable Bluetooth pairing mode. Once connected, test the audio quality by playing music through the speaker while singing into the microphone. Waterproof portable speakers and rugged outdoor speakers from brands like https://www.bluetoothspeaker.top/loudest-portable-boombox-best-bluetooth-speaker-for-indoor-waterproof-wireless-speakers/