GM60 Full Color 130" Video Projectors,GoerTek&reg; Entertainment Home Cinema Projector,Portable Mini 1000 Lumens LCD Multimedia Beamer LED Projector (Black) Image Size:34-130 Inches ; Projection Distance:3.3-13.1 inches ; Multi-function Input AV/VGA/USB/SD/HDMI . Super Color Technology delivers superior,Up to 16700K and 1000:1 richer colors with native resolution(800x480 pixels) and max supported resolution(1920x1080 pixels). With Manual 15 Degrees Keystone correction, adjusting the picture trapezoidal distortion ,contrast ratio for clear viewing even in brighter settings. The projector is not recommended for PPT or business presentation, ideal for home theater movies and video game use. The LED lamp works for about over 20,000 hours ,provide super clear picture . Lightweight and Protable Design ---you can watch your favorite programs with bigger screen or connect to PC and DVD player to watch newly released videos or movies, ball game, playing games /video game ball game. ( The projector supports only AV-IN((AV INPUT)) but not AV-OUT(OUTPUT), so AV port is not available for audio output.)