Native Resolution : XGA (1024×768) Compatible Resolution : VGA\SVGA\XGA\SXGA\SXGA+\WXGA Contrast Ratio : 10000:1 Brightness : 4000 Lumen Lamp Power : 260 Watt Lamp Life Time : 4000 Hours Port : VGA, HDMI, USB Throw Ratio : 0.6 Aspect Ratio : 4:3 (Standard)/16:9(Compatible) Noise : ECO:28DB Normal:30DB Power Supply Voltage: 100-240VAC±10%,50/60Hz