Introducing the Altec Lansing RockBox XL 2.0. This 120W powerhouse will blow you away with a down firing subwoofer, crystal clear and bass pumping sound! This certified party speaker is guaranteed to get anyone off their feet and up on the dance floor. The LED light panel display brings dynamic lighting that moves to your music. With up to 20 hours of battery life, true wireless pairing, and built-in smartphone charger, the RockBox XL 2.0 is the ultimate party companion! This powerful speaker is certified IP67 Waterproof and can even float upright in the water to keep the music playing no matter where the party takes you.