It is actually measured within the IP scale, which has numbers that refer to the protection your unit has from solids and liquids. The 1st digit just after IP signifies good safety while the second a single pertains into the liquids. That’s not just other Hyperboom speakers both, but https://www.bluetoothspeaker.top/jb-pulse-5-outdoor-portable-bluetooth-audio-colorful-light-waterproof-speaker/