The ML09 is an evolution and variation of the premium Mini ITX HTPC case the Milo ML06 With external dimension unchanged at 7 liters the ML09 rearranged internal layout provides a crucial second expansion slot for support of more powerful low profile discrete graphics card or expansion card that are two slots wide For users that wish to build with a more robust GPU or tuner card in console DVR like form factor to game or for multimedia content recording the ML09 is a great starting point