Get ready to turn every gathering into an unforgettable event with the JBL PartyBox 520, a speaker built to deliver electrifying sound and dazzling visuals. Thanks to its all-new AI Sound Boost technology, the PartyBox 520 fine-tunes your music in real-time for maximum clarity, deep bass, and room-filling audio power—even at higher volumes without distortion. Whether it’s a backyard BBQ or a poolside bash, this powerhouse keeps the vibes alive with a vibrant futuristic light show and pulsating strobe effects that elevate any party mood. With up to 15 hours of continuous playtime on a single charge—and the option for fast charging or swapping the replaceable battery—the music never has to stop. The rugged design includes sturdy wheels and a grippy handle, making it effortlessly portable despite its mighty 400W RMS output. Built to withstand splashes and party spills, this speaker lets you link multiple JBL Auracast™-enabled devices for an even bigger sound stage. The JBL PartyBox 520 is your ultimate party companion, combining raw sound power, captivating light effects, and unmatched portability into one impressive package.