Infocus IN5542. Projector brightness: 7500 ANSI lumens, Projection technology: LCD, Projector native resolution: XGA (1024x768). Service life of lamp: 2000 h, Lamp power: 350 W, Service life of lamp (economic mode): 3000 h. Analog signal format system: NTSC, NTSC 4.43, PAL L, PAL M, PAL N, SECAM, Supported video modes: 1080i, 1080p, 480i, 480p, 576i, 720p. Serial interface type: RS-232. Noise level: 42 dB, Noise level (economic mode): 34 dB