Brand Name: OPTOMA Model No: S334 Bright 3600 ANSI lumens Powerful audio with built-in 10W speaker ECO+ mode for extended lamp life up to 15,000 hours 22,000:1 high contrast The S334 is designed for business and education, provides 3600 lumens of brightness and SVGA image quality, offers necessary functions and best value. Display Technology    DLP Native Resolution    SVGA 800 x 600 Brightness    3600 ANSI Lumens Contrast    22,000:1 Light Source    Lamp Lamp Life    6000 /10000 /12000 /15000 hours (Bright/ Eco/ Dynamic/ ECO+ mode) Throw Ratio    1.94~2.16:1 I/O Connectors    HDMI V1.4a x1, VGA-in x1, Composite x1, Audio-in x1, Audio-out x1, USB Type-A x1 Speaker (Watts)    10W Keystone Correction    ±40° Vertical Weight (Kg)    3.0 Dimensions (W x D x H) (mm)    316 x 243.5 x 98 Aspect Ratio    4:3 Native, 16:9 Compatible Projected image size    27.78" – 304.4" Projection Distance    1.0~ 12 m Projection Lens    F=2.41~2.53 ; f = 21.85~24 mm; 1.1x manual zoom Computer Compatibility    UXGA, SXGA, WXGA, HD, XGA, SVGA, VGA, Mac Video Compatibility    HDTV (720p, 1080i/p), SDTV (480i/p, 576i/p) Displayable Colors    1073.4 million colors (10 bit) Noise Level    27 dB (Eco mode) Power Supply    100–240V, 50–60Hz, auto-switching Lamp Type    203W Uniformity    75% RoHS    Compliant