Projectoin Technology: 2.4"TFT LCD Display Resolution: 640*480 pixel;support 720P/1080P Image Size: 37 -100 inch Brightness: 850 Led lumen Contrast: 1000:1 Aspect Ratio: 4:3/16:9 Keystone: ±15°vertical only Input:AV/HDMI/USB/Micro USB/jack 3.5mm Product size: 136x88x57mm/5*3......