Play your iPod(TM), MP3, or CD player. Surprisingly rich sound. Easily connects to any music player through the 3mm headphone jack. Separate volume control. Amplified speakers boost sound output. Portable, foldable and lightweight stereo speakers. USB power cord included. Operates on 4 AAA batteries (not included). Item size: 7.5"W x 2.5"H x 1.125"D. Your choice of pink, white, or assorted white and pink!