Apple iPod Shuffle, 512mb, white, MA133LL/A Plays Music two ways: sequential order from first song to last or random shuffle mode Holds over 120 songs at near CD quality Up to 12 hours of continuous playback with rechargeable lithium-ion battery Superportable at 0.78 ounce and just 0.33 inch thin Automatically shuffles and syncs music from your Mac or pc