Concerning this item 120 Watts of Dance Power: With 120 watts of power that can fill even the largest spaces, get everyone on the dance floor. 2-inch tweeters and 4-inch woofers are used in the construction of Rave Party 2. Party All Day (and Night): With 16 hours of playback to keep the music going until the sun comes up, Rave Party 2 is prepared for the party and beyond. Linking PartyCast 2.0: With more than 100 speakers operating in perfect harmony, you can lose yourself in your music. Your speakers will perfectly sync with the music with PartyCast 2.0. Ideal for gatherings at the pool: No one is ever harmed by a little water, and the Rave Party 2 is no exception. It's the speaker that elevates your pool party with IPX4 protection. Extras