System memory: 128MB -MP3 player &USB Drive & digital voice recorder -Supporting Win98/ME/2000/XP -LCD with blue backlight and lyric synchronous display -Surface:NM glass -Allows 8-10 hrs of continuous operation with a ?AAA?battery -Supporting USB start up -Play mode:A-B -Voice recording: 36hours high-quality record (128MB) - Package size：15cm/13cm/4.5cm - Size:90mm/35mm/27mm -Color：red；black；silver；white；blue Accessories: AAA battery/ PC installation CD/manual／Neck strap earphone/USB cable