The party really won’t start ’til you walk in with the JBL Boombox 2 Powerful Portable Bluetooth Speaker. And it won’t end until you leave a full 24 hours later because that’s how long this speaker can play. But it’s not just about the long playtime with this outdoor speaker. It’s also about how loud it can get thanks to JBL Signature Pro Sound. Set it up in a park for an outdoor party, and everyone will be able to..