BenQ LU960ST. Projector brightness: 5500 ANSI lumens, Projection technology: DLP, Projector native resolution: WUXGA (1920x1200). Light source type: Laser, Service life of light source: 20000 h, Service life of light source (economic mode): 38000 h. Focal length range: F/# = 1.9 ~ 1.954, f = 8.14 ~ 8.921mm, Zoom ratio: 1.1:1, Throw ratio: 0.77-0.84. Analog signal format system: NTSC, PAL, SECAM, Supported graphics resolutions: 640 x 480 (VGA), 3840 x 2160. Serial interface type: RS-232, HDMI version: 2.0a