I use show express for lighting control in a 750 cap. room in UK
here's a link: https://youtu.be/AXAXit2dcuA
I use:
a touchscreen win10 i5 laptop
mk1 apc40 and mk1 apc20
2 show express boxes 1 512 & 1 512 pro
cat5 to router for wireless control on iphone and ipad