Bright and Colorful Features 5500 lumens of color brightness (color light output) and 5500 lumens of white brightness (white light output). WXGA Resolution 1280 x 800 HD widescreen resolution Lens Shift Equipped with horizontal and vertical lens shift HDMI Connectivity Includes all-digital, HDMI audio and video connection, for HD quality with just one cable HDBaseT Combines HDMI, ethernet and RS-232 into one cable 3x Higher Color Brightness and reliable performance - 3LCD, 3-chip technology Look for two numbers - The PowerLite 5520W has: 5,500 lumens Color Brightness for accurate, vivid color 5,500 lumens White Brightness for well-lit rooms Crisp, detailed images - WXGA (1280 x 800) resolution with up to 15,000:1 dynamic contrast ratio Installation flexibility - up to ±50 percent vertical and ±10 percent horizontal lens shift Advanced connectivity - HDBaseT and 2x HDMI® inputs for easy integration with any system Enterprise-level wireless security - the optional wireless LAN module (sold separately) supports robust wireless network security protocols that help keep information safe Remote network monitoring and control - plus Message Broadcasting and built-in scheduling functions Long-lasting lamp - up to 10,000 hours in ECO Mode Seamless integration tools - compatible with Crestron® RoomView® and Extron®