The solution on the concern of whether or not you are able to take a portable speaker over a plane is a little bit complex. The FAA does not specifically prohibit the carriage of portable speakers in checked or carry-on luggage, but individual airlines may have their own insurance https://www.bluetoothspeaker.top/top-fashion-stereo-surround-sound-audio-multi-function-rgb-color-led-light-bluetooth-speaker/