BenQ MX704, 4000 ANSI lumens, DLP, XGA (1024x768), 13000:1, 4:3, 1524 - 7620 mm (60 - 300") BenQ MX704. Projector brightness: 4000 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 3000 h, Service life of light source (economic mode): 7500 h. Focal length range: 18.18 - 21.84 mm, Aperture range (F-F): 2,56 - 2,68, Zoom ratio: 1.1:1. Analog signal format system: NTSC, PAL, SECAM, Supported 3D formats: Frame Sequential, Frame packing, Side by side, Top and bottom, Supported graphics resolutions: 640 x 480 (VGA), 1920 x 1200 (WUXGA). Serial interface type: RS-232