Epson Pro G7400U, 5500 ANSI lumens, 3LCD, WUXGA (1920x1200), 50 - 300", 4:3, 16:10, 16:9, 90% Epson Pro G7400U. Projector brightness: 5500 ANSI lumens, Projection technology: 3LCD, Projector native resolution: WUXGA (1920x1200). Light source type: Lamp, Service life of light source: 3000 h, Service life of light source (economic mode): 4000 h. Focal length range: 24 - 38.2 mm, Aperture range (F-F): 1.7 - 2.3, Zoom ratio: 1.6:1. Analog signal format system: NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM. Serial interface type: RS-232C