Your speaker could interfere with other passengers�?devices. If your speaker is just too loud, it could interfere with other passengers�?devices, including their headphones or tablets. This could make it complicated for them to watch movies or listen to music. The sound quality of the portable speaker is really an https://www.bluetoothspeaker.top/bluetooth-speaker-wireless-high-quality-subwoofer-home-portable-bluetooth-speaker/