led projector,VGA/AV input,mp3/mp4,support ... battery,touch-key,remote control,built-in speaker portable led projector Description Resolution of 640*480 pixels,LCoS projection ... directly connect with computer to displayUse of high-efficiency LED lamp as light source, service life of more than ... pixels(VGA)Brightness: up to 15 lumensLamp: high-efficiency LED lamp,2 to 3WContrast ratio (on/off): >200:1Lamp ...