JENSEN SMPS-550 Portable Stereo Speaker for iPad (1st and 3rd Generation) and iPad 2 Rotating dock for landscape video viewing on your iPad 2 built-in high fidelity speakers Foldable stand Output: 2 x 1.5W RMS Power: 120V AC adaptor (included) or 4 x 'AAA' (UM-4) (not included)