The speaker is usually a nuisance to other travellers. This could certainly materialize if you play your music as well loudly or if your speaker is emitting plenty of noise. If other travellers complain about your speaker, you might be Can I take a portable speaker over a plane? https://www.bluetoothspeaker.top/hot-products-colorful-tower-bt-smart-car-dj-bass-gaming-wireless-speaker/