Sharp XR50S, 2700 ANSI lumens, DLP, SVGA (800x600), 2000:1, 15 - 110 kHz, 45 - 85 Hz Sharp XR50S. Projector brightness: 2700 ANSI lumens, Projection technology: DLP, Projector native resolution: SVGA (800x600). Light source type: Lamp, Service life of light source: 4000 h, Lamp power: 210 W. Focus: Manual. Serial interface type: RS-232. Noise level: 35 dB