Acer Essential P1257i DLP Projector. Projector brightness: 4500 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768) Light source type: Lamp, Service life of light source: 20000 h. Analog signal format system: NTSC, PAL, SECAM. HDMI connector type: Full-size. RMS rated power: 10 W