acer p5260i wireless dlp xga projector resolution : native - xga (1024 x 768); max uxga (1600 x 1200) wsxga+ (1680 x 1050) ratio : aspect ratio 4:3 (native), 16:9 ; contrast ratio 2000:1 displayable colours: 134 million colours brightness: 2,700 ansi lumens (standard), 2,160 ansi lumens (eco) projection lens: f = 2.41 ~ 2.55, f = 21.79mm ~ 23.99mm, 1:1.1 manual zoom and manual focus projection screen size (diagonal): 23" (58cm) ~ 300" (762cm) projection distance: 3.3' (1.0m) ~ 39.0' (11.9m) throw ratio: 50"@2m (1.95 ~ 2.15:1) scan rate : 31.5 ~ 100 khz horizontal ; 56 ~ 85 hz vertical lamp life: 3,000 hours (standard), 4,000 hours (eco) keystone correction: +/-40 degrees (vertical ) project mode: front, rear, front-ceiling, rear-ceiling audio: one internal speaker with 2 watts output ir remote control: laser pointer & pgup/pgdn functions digital zoom: 2x input : analog rgb/component video (d-sub) x 1, composite video (rca) x 1, s-video (mini din) x1, dvi (hdcp) x1, hdmi (video, hdcp) x 1, pc audio (stereo mini jack) x 1 output: analog rgb (d-sub) x 1, network audio (stereo mini jack) x 1 control interface: usb (type b) x 1, rs232 (mini din) x 1 dimension: 299 x 229 x 93 mm ; weight: 2.9 kg