Tying to find the Bluetooth connectivity disconnected, I did reboot multiple times until I could do this. Like always right after rebooting I could connect the sound to my Bluetooth device, but immediately after shutting the device off and wanting to reconnect no sound came on the Bluetooth device. https://www.bluetoothspeaker.top/colorful-musical-rhythm-speaker-bluetooth-speaker-atmosphere-led-rgb-light-speaker/