BitFenix BFC-PRM-300-WWWKW-RP White Steel / Plastic Micro ATX / Mini-ITX Computer Case PS2 ATX (bottom, multi direction) Power Supply Motherboard Compatibility: Micro-ATX / Mini-ITX Front Ports: 2 x USB 3.0 / Audio 120mm Fans: Cooling Top 120mm x 2 (optional) Cooling Bottom 120mm x 2 (1 included) or 200mm x 1(optional) or 230mm x 1 (optional) Cooling Rear 120mm x 1 (included) or 140mm x 1 (optional) Side Panel Window: Yes External 5.25 Drive Bays: x 1 (removable.if install an ODD,can not install an HDD on the top position of the HDD rail) Internal 3.5 Drive Bays: x 4 (x3 with ODD installed) Internal 2.5 Drive Bays: x 5 (3 + 2)