Brightness of 3,600 lumens. 1280 x 800 WXGA native resolution. 15,000:1 contrast ratio. 1.2x optical zoom. HDMI compatible. Auto vertical keystone correction. Built-in 2W speaker and closed captioning. 30" - 300" projection. 10,000-hour lamp life. USB, HDMI, RCA, D-Sub connectivity. 11.9" x 9.8" x 3.4"H.