VIZIO M3D550KDE 55" 1080p 120Hz LED HDTV: * 55" LED panel With a 1920 x 1080 Full HD resolution * True 16:9 aspect ratio View your movies as the director intended * Built-in digital tuner Watch digital broadcasts, including HDTV programs where available * HDMI Inputs: 4 Enjoy a superior HD experience with HDMI, the one cable audio/video solution * 54.64" screen measured diagonally from corner to corner * Wall mountable VESA standard 400mm x 400mm * Theater 3D Get amazing 3D picture ENERGY STAR® Products that are ENERGY STAR-qualified prevent greenhouse gas emissions by meeting strict energy efficiency guidelines set by the U.S. Environmental Protection Agency and the U.S. Department of Energy. The ENERGY STAR name and marks are registered marks owned by the U.S. government, as part of their energy efficiency and environmental activities.