Model：MP3 pen Number：999 Parameter： Fashionable and novelty MP3 player in Ball-point Pen style Main Features: ● MP3 Music player Pen: Combined MP3, U-disk, voice recording and repeat functions into one player ● Long time Voice recording ● A-B Repeat function ● Built-in rechargeable lithium battery ● Low battery consuming supports long time playing ● Storage capability: 128MB/256MB/512MB (optional) ● High quality music and Hi-Fi quake-proof and skip-proof headphone ● Elegant metallic pen body ● The USB port built-in the pen, could plug with computer directly ● Three colors LED indicator lights to indicate modes ● PC system required：Win98 (Need driver), Win Me/2000/XP, MAC OS 9.X, IBM PC or above