This 3M projector is a DLP projector that features an 800 ANSI lumens brightness with a 250 to 1 contrast ratio. The 3M MP 7730 has a XGA resolution of of 1024x768 dpi and an SXGA resolution of 1280x1024 dpi. The video compatibility is NTSC, and this product has 16.1 million colors. The diagonal screen size of the 3M MP 7730 is 34 inched to 143 inches. It has an optical zoom of 1.3x. This product has a native aspect ratio of 4 to 3 and a contrast ratio of 250 to 1. This particular 3M projector has a horizontal synchronization range of 31 to 68 kHz and a vertical range of 56 to 85 Hz. The DLP projector is 7.8 inches wide by 2.4 inches high by 9.6 inches deep. It weighs 2 lbs. This particular 3M projector uses 260 watts of power while running. The lamp type is 150 NSH and should last about 2,000 hours with standard use.