The UE Wonderboom 2 plus the UE Boom three are quite portable and durable. The Wonderboom is slightly additional portable than the other two, weighing in at 15 ounces and boasting IPX7 waterproofness. Its brief and stout shape also will help it disappear inside of a backpack. five+ hrs. https://www.bluetoothspeaker.top/hot-selling-latest-bt5-0-inalambrico-wireless-subwoofer-outdoor-speaker/