Acer X119H. Projector brightness: 4800 ANSI lumens, Projection technology: DLP, Projector native resolution: SVGA (800x600). Light source type: Lamp, Service life of light source: 6000 h, Service life of light source (economic mode): 10000 h. Focus: Manual, Zoom type: Manual, Zoom ratio: 1.1:1. Serial interface type: RS-232, HDMI connector type: Full-size. Noise level: 27 dB