Optoma W309ST. Projector brightness: 3800 ANSI lumens, Projection technology: DLP, Projector native resolution: WXGA (1280x800). Light source type: Lamp, Service life of light source: 6000 h, Service life of light source (economic mode): 10000 h. Fixed focal length: 7.51 mm, Aperture range (F-F): 2.8 - 2.8, Zoom type: Fixed. Serial interface type: RS-232, HDMI connector type: Full-size. Noise level (economic mode): 28 dB...
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