The JBL PartyBox 520 knows how to set the mood with a vibey lightshow and a sound that will get everyone moving and shaking. Whether you're setting up in the backyard, by the pool, or the place your friend just dropped a pin, every move is smooth with the PartyBox 520's grippy handle and wide wheels. With up to 15 hours of playtime, you can host multiple parties before it's time for a recharge. And don't worry about any splashes or spills, this speaker is designed to withstand the results of a great party.