This multimedia projector is built to travel, and priced to move! Whether used at home, in a conference room, for educational or entertainment applications, the 6.8 pound X2 has the power and portability you need. Lamp: 200W SHP/3000 Hours. Aspect Ratios: 4 x 3 standard; 16 x 9 wide. Contrast ratio: 2000 x 1. Display: DLP by Texas Instruments. Image size (diagonal): 2.7 ft to greater than 21.6 ft. Video compatibility: NTSC, PAL, SECAM, DVI, HDTV (1080i, 720p, & 480p). Projection distances: 5 feet to 32.3 feet. Zoom ratio: 1.2 - 1. Throw Ratio: 1.89 to 2.27 - 1 (D/W), 1.51 to 1.82 - 1 (D/D). Dimensions: 4.2H x 9.8W x 12.9L . Inputs: Computer (M1-DA), S-Video 4-pin mini DIN, Composite RCA, & Stereo RCA Audio. Outputs: Monitor (VESA) & 3.5mm Audio (headphone). Includes wireless remote & cables. 1 year projector warranty, 90 day accessory warranty, and 90 day lamp warranty.