Tying to have the Bluetooth connectivity disconnected, I did reboot multiple times right until I could accomplish that. Like always after rebooting I could connect the sound to my Bluetooth device, but immediately after shutting the device off and endeavoring to reconnect no sound arrived on the Bluetooth device. https://www.bluetoothspeaker.top/factory-wholesale-portable-plug-in-speaker-wireless-subwoofer-with-light/