New Page 1Display Technology: 5" LCD, by Taiwan Prime View International Native Resolution: 800x600 pixels compatible with 1080i/p Brightness 2500 Lumens (Peak Value); Contrast Ratio 800:1; Aspect Ratio 4:3 and 16:9 Lamp Life 5000 hours on average; Image Size 50"-150" diagonal; 2 built-in speakers Throw Distance 5.8 feet - 18 feet (1.76m- 5.51 m); The distance from the projector to the screen is in proportion to the size of the image: it is 7 feet for a 70 screen (diagonal), 10 feet for 100, and so on. The best performance is from 6-12 feet for 60 to 120. Interface (Inputs) VGA, Video, Audio, Y/Pb/Pr, TV, S-video, HDMI Dimension 12.5"x9.8"x3.7"; Weight 6.4 lbs; Power Supply 110V-240V; Keystone Correction 0-15 degrees vertical NOT Recommended for use in a large conference/church/class room with bright lights on or during the day time. It is not bright enough for business presentation. FAN Noise: 38 dB; neglectable when using outside speakers. The Dreamland DG-747 includes: 1- LCD projector 1- Remote control 1- VGA cable for Windows PC 1- HDMI Cable 1- AV Power cable 1- Composite video cable (yellow) and Audio cables (white, red) 1- Year Warranty