SPECIFICATION: System of projection: 0.55" SVGA Indigenous 800x600 pixels DC type: DC3 Four thousand ANSI lumens of brightness Display Contrast Ratio in SuperEco mode: 22000:1 1.07 billion colors are available. Source of Light: Lamp Nor/SuperEco light source life: 5000/15000 Wattage of lamp: 190W Projector: F=2.56-2.68, f=22-24.1 mm; offset: 120%+/-5% Throw Distance: 1.19m-13.11m (100" @ 3.98m) Throw Ratio: 1.96~2.15 Image size: 30" - 300" Keystone: vertical, ±40° Zoom optically: 1.1x Eco-friendly acoustic noise level: 27dB Resolution Support: FullHD (1920 x 1080) to VGA (640 x 480) 480i, 480p, 576i, 576p, 720p, 1080i, and 1080p HDTV compatibility Video Compatibility: SECAM, PAL, and NTSC Frequency Horizontal: 15K–102KHz Scan Rate Vertically: 23–120 Hz Entering the computer (sharing it with the component): 2 Composite: 1 3.5mm audio-in: 1 HDMI: 1 (rear) Output: Audio out (3.5mm): 1; Monitor out: 1