Samsung M255, 2500 ANSI lumens, LCD, XGA (1024x768), 500:1, 762 - 7620 mm (30 - 300"), 1 - 14 m Samsung M255. Projector brightness: 2500 ANSI lumens, Projection technology: LCD, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 3000 h, Service life of light source (economic mode): 5000 h. Analog signal format system: NTSC, PAL, SECAM. Serial interface type: RS-232. Noise level: 31 dB