It is measured around the IP scale, which has numbers that consult with the protection your device has from solids and liquids. The initial digit immediately after IP signifies sound defense while the second a person pertains into the liquids. Pyle Portable Bluetooth PA Speaker System is a superb https://www.bluetoothspeaker.top/factory-whole-sale-wireless-bluetooth-speaker-portable-bluetooths-speaker-outdoor-radio/