All the superior Original JBL Pro Sound you can handle - The JBL PartyBox Ultimate can cover a massive space—we’re talking two basketball courts—with superior Original JBL Pro Sound. Featuring two drivers and mid range speaker to deliver louder sound. Dual tweeters and a pair of subwoofers means there’s going to be more than enough bass for even the most dedicated fans, while Dolby Atmos provides immersive 3D spatial effects. This is the kind of thunderous sound you’ll not just hear, but feel.

A multi-dimensional, dynamic lightshow - Lights, color, party! Transform your space into a captivating,full sensory experience with the biggest multi-dimensional lightshow of any party speaker. It’s got a unique

starry night effect, cool light trails, strobes, and even lights that project onto any surface it’s sitting on.

Wi-Fi and Bluetooth connectivity - Stream high definition music anywhere with the JBL PartyBox Ultimate, including 3D Dolby Atmos over Wi-Fi. Taking a call or scrolling your feed? Go ahead—it won’t

interrupt your music. Switch easily to Bluetooth and keep enjoying seamless audio experiences whether you’re indoors or outside.

IPx4 Splashproof - Whether you are partying with friends in your backyard or sipping drinks by the pool, the JBL PartyBox Ultimate is IPX4 splashproof so you never have to worry about the party getting too wet and wild.

Multi-speaker connection- Want even more roaring Original JBL Pro Sound? Stereo pair two speakers for a wider sound stage. For your biggest events, multiple PartyBoxes can be connected wirelessly.

Dual Mic & Guitar Inputs - Bring live talent into the mix. It’s easy to sing and play along using the guitar and dual mic inputs. With karaoke EQ tuning and the built-in lightshow, everybody’s gonna sound—and look—like a superstar.

JBL PartyPad - No matter how things unfold, you can create your own party flow using the fun interactive effects of the JBL PartyPad, conveniently located on the PartyBox Ultimate’s top panel. Three simple fingertip actions—tap, hold, and slide—unleash and remix DJ-quality sound effects that will bring all eyes your way.

JBL One app - The JBL One app makes it easier than ever to control your music, adjust EQ settings and customize the colors and patterns of your light show for the perfect party vibe.