MoBo will support any LGA1150 socket Haswell family CPU, e.g i3-4340,
specs: https://www.asus.com/Motherboards/H81IPLUS/
Added a HTPC case to get the thin footprint needed,
specs...
Though, you can also go with Silverstone ML03 case. ML03 is a bit bigger than Node 202 but with ML03, PSU support rises from SFX to ATX (max 140mm long) and you can install up to 4x 80mm fans into it. Node 202 supports 2x 120mm fans,
specs: http://www.silverstonetek.com/product.php?pid=283