A stylish, portable speaker system designed for all iPods, PSP, MP3 players and MP3 ready mobile phones. Compatible with iPod nano 1G, 2G, 3G, 4G, iPod 3rd Gen, 4th Gen, 5th Gen, iPod Touch, iPod Touch 2G, iPod Classic, iPhone and iPhone 3G, iPod shuffle, MP3 and CD players. 4 watts RMS. Requires 4 x AAA batteries (not supplied).