1)mini projector,projector,WIN CE 5.0 2)support MPEG4 AVI, RM, RMVB, FLV, ... ,PDF,MP3,WMA etc.format MINI PROJECTOR:mini projector,projector,WIN CE 5.0support MPEG4 AVI, RM, RMVB, FLV, WMV, 3GP ... ,EXCEL,PPT,PDF,MP3,WMA etc.formats 1)Operating system:WIN CE 5.02)CPU Frequency:Dual Core 500MHz3)Support file ...