These electric projector screens provide the best viewing for home entertainment. This square projection screen has a 1:1 aspect ratio, which provides the all purpose format that is ideal for OHP use. With its motor driven top and electric retraction system, this electric screen makes it easy to enjoy your favorite HD TV programs and films. Wired switches and remote controls make them easy and convenient to use. Chase AV Direct UK offers this motorised projector screen in 150cm to 400cm sizes, making it suitable to use with a variety of home theatre systems. Their simple designs will allow you to coordinate them with just about any decor.