Altec Lansing Shockwave Wireless Party Speaker Create the perfect party vibe with the Altec Lansing Shockwave Wireless Party Speaker. The 60W powerhouse is the ideal speaker for both indoor and outdoor gatherings! Battery Life The Shockwave keeps the party going from sun up to sun down wherever you are with a battery life of up to 6 hours. The Shockwave's built-in multi-LED party modes can be adjusted to beat, strobe, or pulse to the music and are sure to liven up your party. Party Sync The Shockwave can be played horizontally or vertically for added flexibility and a bass-boosting sound. Multiple bass modes are available to suit...