projection system: rgb liquid crystal shutter projection system lcd: 0.8 inches with mla (x3), poly-silicon tft active matrix pixel number: 786,432 pixels (1024 x 768) x 3; native res: xga projection lens: manual focus and 1.6x manual zoom, f-number 1.75 - 2.42, focus length 24 - 38.2mm, lamp: e-torl 210 w uhe screen size (projected dist): 30 to 300" (0.8 to 14.7m) brightness: high mode 3500 ansi lumens, low mode 2700 ansi lumens contrast: 500:1 colour reproductivity: full colour (16.77 million colours) sound output: (int speaker) 5w monaural eff scanning freq range: (analogue) pixel clock: 13.5mhz to 162mhz horizontal: 15khz to 99khz, vertical: 50hz to 120hz keystone corr: vertical: -45 to +45 degrees (zoom: tele) horizontal: -30 to +30 degrees (zoom: tele) control i/o : usb i/o terminal: type b x 1, type a x 1 control i/o : serial i/o terminal : rs232c network i/o: usb i/o terminal: type a x 1; wired lan terminal: rj45 x 1 card slot: cf x 1 (3.3v) power consumption: lamp on 286w, stand by (ntwrk on)12w (ntwk off) 4.6w max dimension: 257(d) x 345(w) x 95(h)mm weight: approx 3.1 kg parallel imported delivery within 1-4 business days warranty : one year