Viewsonic PJD5123. Projector brightness: 2700 ANSI lumens, Aspect ratio: 4:3, 16:9, 16:10, Projection technology: DLP. Service life of lamp: 6000 h, Lamp power: 180 W. Vertical scan range: 50 - 120 Hz, Horizontal scan range: 31 - 100 kHz. Analog signal format system: PAL B, PAL D, PAL G, PAL H, PAL I, PAL-M, PAL-N, SECAM D/K, SECAM-B/G, SECAM-L, NTSC-M. RMS rated power: 1 W