The more mature period model boasted a However-spectacular IP67 drinking h2o and dustproof rating, but JBL has selected to up the ante by bestowing a mighty IP68 certification on this latest iteration. The subwoofer makes loaded, deep bass tones, while The 2 satellite speakers supply obvious highs and mids. https://www.bluetoothspeaker.top/home-double-bass-speaker-surround-sound-bluetooth-speaker-system/