FEATURES:LIAN LI O series products have been registered appearance patent.
System FanRear:140mm fan x1
HDD Rack:HDD rack can support two 3.5″ drives and one 2.5″ drive.
On the MB tray:Where you can mount two 2.5″ drives. It also support one 3.5″ and one 2.5″ drives.(Occupies PCI slot space)
Behind the MB tray:Drive rack in the behind of the MB tray,It supports one 3.5″ and one 2.5″ drives or two 2.5″ drives.