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 subscription to a high definition music service is required in order to listen to immersive music in Dolby Atmos. Please check subscription fees in your region. 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. All of it syncs to your music and can be easily controlled via the streamlined, user-friendly dials on the top panel or through the JBL One app. 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. Handle and sturdy wheels Get the party rolling with wide, sturdy wheels and an easy-to-grip handle that makes this big speaker surprisingly easy to transport. A simple but effective cable management setup makes sure the cords never get in your way. AC input required 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.