The more mature period model boasted a Nevertheless-spectacular IP67 drinking h2o and dustproof ranking, but JBL has chose to up the ante by bestowing a mighty IP68 certificate on this latest iteration. The subwoofer makes rich, deep bass tones, while the two satellite speakers give obvious highs and mids. https://www.bluetoothspeaker.top/bass-subwoofer-stereo-with-rgb-light-transparent-wireless-waterproof-bluetooth-speaker/