a good choice... enjoy.
It will be a mix, there will be a couple of N6, one N5, at least one FR.
What bands do you like? Any sub genre in particular? If you are new then you can never go wrong with Metallica ( the first few albums only though), Iron Maiden, Pink Floyd, Led Zeppelin, Queen, Black Sabbath and Guns N' Roses :p
These CIEM designs are some of the coolest and most innovative designs I have seen yet! Very cool!!