You can use your speaker over a plane, but you need to keep the volume very low so that you don’t disturb other travellers. You should also keep away from using the speaker for the duration of takeoff and landing, as the noise could interfere with the pilots�?conversation. The https://www.bluetoothspeaker.top/hot-sale-bt5-0-speaker-inalambrico-speaker-stereo-music-wireless-bluetooth-speaker/