The JBL Xtreme 3 portable Bluetooth speaker effortlessly delivers massive JBL Pro Sound. As 25% more powerful than its last generation JBL Xtreme 2, JBL Xtreme 3 features four drivers and two pumping JBL Bass Radiators. With JBL PartyBoost, you can connect multiple JBL PartyBoost-enabled speakers simultaneously for a bigger party. It's IP67 waterproof and dustproof so you can keep listening rain or shine. 15 hours of playtime and a convenient carrying strap with built-in bottle opener make it easy to bring the speaker wherever you go.