Tying to find the Bluetooth connectivity disconnected, I did reboot multiple times until I could do this. Like always soon after rebooting I could connect the sound to my Bluetooth device, but right after shutting the device off and trying to reconnect no sound came to the Bluetooth device. https://www.bluetoothspeaker.top/tws-speaker-stereo-sound-bluetooth-speakers-china-factory-high-quality/