1: multi-input mode offers easiest way for projection. 2: USB input,play video files in your PC directly. 3:Plug & play ,includes SD slot, play files in SD card. 4: Supports MP4/RMVB/RM/ AVI/MOV/ MPG/MPEG/3GP/VOB/DAT. 5: 10 ANSI Lumen, 640*360 resolution. 6:Real10 lumens. 7: LED light source,up to 20000 working hours. 8: Keystone correction function. 9: Projection size:6"(at 0.2m)-30"(at 1.1m). 10: Built in memory 128MB. 11: Remote controller, specker built-in.