This is a true ISF rated UHD 4K screen, not just ‘4K Ready’. This ISF UHD 4K screen features a tighter, slicker surface, which eliminates the pixilation and distortion evident with less expensive ‘4K Ready’ screens. This is the ideal screen to get the most out of your 4K projector and ensures a flawless image with the brightest colors and the deepest, darkest blacks every single time. True 4K Ultra HD: Our Ultra-Smooth, essentially texture less Screen ensures that every 4K pixel reflected towards the audience without distortion. Buy with Confidence: Monoprice not only stands behind every product we sell with a 1 year repair warranty, we offer a 30-day money back guarantee as well!