The W309ST is feature oriented projector. specially designed for business and education environments. This bright short throw projector has precision optics with an bright light source engineered to handle ambient light conditions. Essential capabilities such as USB power and network connectivity for more flexible operations are included.Short Throw ProjectorThe W309ST offers big image in tight spaces. creating 100 inch projection images from just 1.1 meters away.More EffectiveShort throw projectors can be set close to the wall and eliminate the shadows. are the best solution for presentation scenarios.Bright 3800 lumensThe best choice in medium-sized spaces with Optomas W309ST. Perfect for lights on viewing and a vibrant picture for all conditions.High ContrastAdd more depth to your image with outstanding colors and exceptional black and white contrast performance. The image comes alive and text appears crisp and clear.Long Lamp Life Up to 15000 HoursWith the specially calibrated ECO