Loud party, long party
Do you have big plans that require a lot of volume? The JBL PartyBox 520 knows how to set the mood with vibrant light effects and the biggest, boldest, booming sound powered by brand new AI Sound Boost technology to get everyone moving. The speaker is easy to move. Every move is smooth with the PartyBox 520's grippy handle and wide wheels, ready to pull whenever you need to. With up to 15 hours of playtime, you can host multiple parties before needing a recharge. And don't worry about splashes or spills, this speaker is designed to withstand the raucous parties. What's better than a JBL PartyBox 520? Two, three or more! Pair or connect them with other JBL Auracast™-enabled speakers and take the party to the next level.

- AI Sound Boost
- Futuristic light show
- Up to 15 hours of play time
- Multi-speaker connection with Auracast™
- Control your party directly from the JBL PartyBox app
- Telescopic handle and wide, solid wheels
- IPX4 drop resistance
- Seamless, high-quality audio connectivity
- Microphone and guitar, DJ console input
- Recycled plastic and FSC certified paper packaging

AI Sound Boost
Get the most out of your speaker. AI Sound Boost analyzes the incoming signal in real time while using an AI algorithm to predict speaker movement and performance response. It takes full advantage of the dynamic range for better and more powerful sound. Reduces distortion even at high volumes, maximizing bass output and overall volume.

Futuristic light show
Pair this amazing sound with an exciting futuristic light show of star lights, light rings and flashing light effects, all to the beat of the music

Up to 15 hours of play time
Dance for 15 hours on a single charge. And if you want to keep the party going, simply replace the battery* and keep dancing. In addition, you get an extra 2 hours of playing time with a 10-minute quick charge.