The Thor motorized projection screen comes equipped with several popular features. Key features include: An integrated multifunctional Euroscreen Control Box, an adjustable inner bracket to easily level the screen and a sleek, stylish aluminum case. For convenient use, the programmable multifunctional Euroscreen Control Box is built into the case which includes a receiver with no less than five control options in one box: RF, IR, Dry Contact/Contact Closure, 12V trigger and RS232 function. To operate the screen, you must choose and connect a control trigger device to operate one of these functions. A convenient inner bracket makes it easy to level the screen, keeping the surface flat and the bottom dowel even.