The Mustang SC-M8411 Manual Projection Screen features a clean-line design that delivers quality performance. This screen features a unique spring-loaded system that takes the guesswork out of screen setup and display. Once the SC-M8411 screen is set up, you'll enjoy its smooth, lightproof surface, which creates ideal viewing from any angle. Its bracket system assures secure wall or ceiling installations, while its 1:1 aspect ratio makes it ideal for business and education applications.