LG BX503, 5000 ANSI lumens, DLP, XGA (1024x768), 2800:1, 80%, ± 15° LG BX503. Projector brightness: 5000 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 2000 h, Service life of light source (economic mode): 2500 h. Focal length range: 22.2 - 26.5 mm. Serial interface type: RS-232. Cable lock slot type: Kensington