The heavy-duty PTD7700U offers an industry-leading 4000:1 contrast ratio and a 1400 x 1050 SXGA+ resolution in a native 4:3 aspect ratio, enabling it to work with existing installed screens, while its flexibility is ideal for rental and premium home theatre applications. Brighter and sharper than competitive models, the PTD7700U is equipped with a three-chip DLP light valve to produce 7000 lumens of brightness and vivid, true-to-life images. Its dust-proof, sealed, fluid-cooled optical system offers high reliability for demanding applications like 24/7 command and control centers.