The DL-50b is a unique mechanism that allows you to lift two flat screen televisions, mounted back to back. Often used to separate living spaces, this can act as a useful divider between rooms like the kitchen and living room. It is also a perfect option for multi-use spaces such as hotel lobbies. The DL-50b is a unique mechanism that allows you to lift two flat screen televisions, mounted back to back. Often used to separate living spaces, this can act as a useful divider between rooms like the kitchen and living room. It is also a perfect option for multipurpose spaces such as hotel lobbies..PZA MORE SPECS