Polk Flagship 12″ 300W Subwoofer – Black

Massive sound. All day long. We just made our most powerful portable Bluetooth speaker even better. The iconic silhouette of the JBL Boombox 3 has a bold update featuring a sturdy metal handle with silicone grips, twin sidecaps, and waterproof and dustproof signature fabric. It’s been redesigned inside too, added with an improved subwoofer unleashing much deeper bass and massive JBL original pro sound, all with lower distortion. And 24 hours of play time takes you all the way from your morning workout to a late-night hang with your friends. And for sound that’s practically limitless, instantly connect multiple speakers with the JBL Portable app.

Incredible JBL Sound with a Dazzling Light Show

Huge sound, dazzling lights and unbelievable power set this speaker apart from the crowd. The JBL PartyBox 310 packs a full party into a transportable, splashproof sound machine like no other. Turn up your favorite playlists anywhere, from get-togethers at home to dance parties on the beach. Bring big party vibes with 240 watts of JBL Pro Sound and a synced light show that grooves to the beat. Plug in and keep the fun going all night or wheel over to the campfire and take advantage of its impressive 18-hour battery life. Start a party with the JBL PartyBox 310.