The Raidmax Exo is a entry-level compact ATX/Micro ATX/Mini ITX chassis. It has two external bays, six internal drive bays, 2x USB3.0 ports, and 2x HD audio inputs. It also comes with a TF (Micro SD) card reader. One 120mm fan included. Features: Compact design TF (Micro SD) card reader Optimised for cooling Specifications:: External Drive Bays: 5.25" x2 Internal Drive Bays: 2.5" SSD x2, 3.5" HD x4 System Board: Micro ATX/ATX Expansion Slots: 7 slots I/O Ports: 2x USB3.0, 2x HD Audio Support: 150mm high CPU cooler/355mm VGA card/120-360mm liquid cooling Cooling System: Front 120mm x2 (one fan included), Side 120mm x2, Back 80mm x1