1)mini projector,projector,WIN CE 5.0 2)support MPEG4 AVI, ... , MP4, WORD,EXCEL,PPT,PDF,MP3,WMA etc.format MINI PROJECTOR:mini projector,projector,WIN CE 5.0support MPEG4 AVI, RM, RMVB ... frequency output,14PIN USB port,5PIN USB port,DC input29)Power source:built-in polymer battery,2000Am,5V,2A30)Dimension:125 ...