Viewsonic PJD5211, 2700 ANSI lumens, DLP, XGA (1024x768), 2000:1, 30 - 300", 47.2 - 444.9" (1.2 - 11.3 m) Viewsonic PJD5211. Projector brightness: 2700 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 4000 h, Service life of light source (economic mode): 6000 h. Analog signal format system: SECAM. Serial interface type: RS-232. Noise level: 26 dB, Certification: CB, UL, cUL, FCC, CE, NOM, TUV-GS, GOST-R, SASO, PSB, C-Tick, CCC, WEEE, RoHS