One of the main questions we see is "What's the difference between vertical and horizontal boards?" The answer is simple, there's nothing complicated about this, its the physical rotation of the screen.
Horizontal screens are in the orinitation of your day to day TV and Monitor see picture.
Typical examples of Horizontal machines
Vertical screen is littery the monitor rotated on its side 90 degree. See picture.
Typical Examples of Vertical
Your picture will be out by 90 degrees, you dont want to have to tilt your head to the side to play!