Acer MR.JUK11.00E. Projector brightness: 4800 ANSI lumens, Projection technology: DLP, Projector native resolution: WXGA (1200x800). Light source type: Lamp, Service life of light source: 4000 h. Focus: Manual, Zoom type: Manual. Analog signal format system: NTSC, PAL, SECAM. Serial interface type: RS-232