Brand Name: OPTOMA Model No: X341 Luminous XGA projection with 3300 lumens and 22,000:1 contrast ratio Extensive I/O support with HDMI, VGA-in, VGA-out, composite video, audio-in and more sRGB display profile dazzles with Rec709 color accuracy Adjust the gamma output to match the color of the Projection surface with wall color adjustment Hide jaggies and soft edges with edge mask Low cost of ownership with 10,000 hour lamp life Warranty: 2 years on Projector; 1 year or 1000 hours on lamp Aspect Ratio: 4:3 Audio2 Watt Speaker Brightness3,300 lumens Compatible Aspect Ratio 4:3 (native), auto, 16:9 Connections HDMI 1.4v, VGA-In, VGA-Out, Composite Video, Audio-In (3.5mm), Audio-Out (3.5mm), USB Power, RS232C Contrast Ratio22,000:1 Control UnitRS232 9 Pin Display TechnologySingle 0.55″ XGA DC3 DMD chip DLP™ Technology by Texas Instruments Displayable Colors1.07 billion InputsHDMI 1.4v, VGA-In, Composite Video, Audio-In (3.5mm), USB Power, RS232C Keystone Correction± 40° Vertical Light Source Type195W Maximum ResolutionUXGA (1600 x 1200) Native ResolutionXGA (1024 x 768) On-Screen DisplayComplete on-screen menu adjustments in 26 languages Power Consumption225W Bright mode / 187W ECO mode Projection Screen Size26.87" to 316.5" Remote ControlIR remote control Zoom Type1.1x Manual 3D CompatibilitySide-by-Side: 1080i50 / 60, 720p50 / 60, Frame-pack: 1080p24, 720p50 / 60, Over-Under: 1080p24, 720p50 / 60 Computer CompatibilityWUXGA, UXGA, WXGA, SXGA+, SXGA, XGA, SVGA, VGA resized, VESA, PC and Mac Video CompatiblityPAL (B, D, G, H, I, M, N, 4.43MHz), NTSC (M, J, 3.58MHz, 4.443MHz), SECAM (B, D, G, K, K1, L, 4.25,MHz, 4.4MHz, 480i/p, 576i/p, 720p(50/60Hz), 1080i(50/60Hz) 1080p(24/50/60Hz) Optional WirelessYes Dimensions (W x H x D)11.73" x 3.79" x 9.05" Weight5.4 lbs   Bright and portable The Optoma X341 is the perfect XGA projector for small classrooms and small to medium businesses. Powered by 3,300 lumens and a 22,000:1 contrast ratio, the X341 impresses with an incredibly bright and sharp image, featuring rich color and deep blacks. Support for the sRGB color space profile enables rich accurate color based on the primaries of REC.709b HDTV specification when used with a PC, Mac, or any sRGB-compatible source. Wall Color Adjustment utilizes various gamma profiles to improve brightness on projection surfaces of varying color, while Edge Mask eliminates soft edges and jaggies on the border of the projection image to produce a smooth, consistent image. The Optoma X341 enhances any presentation with fantastic detail, vibrant colors, and sharp text. The X341’s extensive arsenal of connectivity inputs and lightweight chassis is perfect for meetings in the field or around the office.