Features & details party-starting sound: enjoy a huge 101db of sound delivered by a 5.25-inch woofer, 2-inch tweeter, and 5.25-inch passive radiator. bassuptm technology adjusts and intensifies low frequencies in real time for a body-shaking experience. ipx7 waterproof: the water-tight casing creates an impenetrable seal to keep the music playing, even after full submersion. beat-driven light show: rave mini's leds pulse, phase, and flow in time to the beat to create a dazzling display. use light dj on the soundcore app to control the lights and switch up your style. 18-hour playtime: go from your yard, to a tailgate, and on to a night of partying at the beach—all on a single change. and if your phone can't keep up, plug it into the built-in usb port and charge while you play.