If you prefer a far more adaptable ultra-portable travel speaker: The Ultimate Ears Miniroll is much more expensive and a bit larger than the JBL Go 4, but it surely sounds a tad fuller and it has a handy integral strap that lets you strap it to the pole https://www.bluetoothspeaker.top/led-bluetooth-speaker-outdoor-portable-subwoofer-stereo-wireless-speakers/