Projector system: 4inch LCD TFT displayNative resolution: 800*480support ,720P 1080PBrightness:1000 LumenContrast Ratio: 1000:1Image Flip: 360 degree flipLens :3 pieces of glass len,Manual FocusAspect Ratio: 16:9 & 4:3Language :Eng/Fre/spa/por/Ara/Chi...23 languagesLamps type: LED 20000hours lifePicture Zoom: Electrical zoom by remotePictures size :34-130inchKeystone :15 degree physical correctionNoise :<25 degreeWorking Voltage :100-240V/50-60HzInterface input: HDMI / USB / AV / VGA / SD Machine size : 19.5*15 * 7 cmPackage detail : 1pc/CTN, N.W 1 KGS;G.W 1.25KGS