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 ... )Brightness:30 lm(max)13)Light bulb:efficient LED light,2-3w,3 RGB14)Light bulb life:20000h15)Projection dimension:6~60inch16 ...