The Ultra XBlaster Mid-Tower V2 Case can house six 3.5in internal components, three 5.25in hard drives or optical drives, and one 3.5in removable external hard drive. Build your own PC with an ATX mid-tower case that provides numerous bays to fit essential components, expansion cards, cooling system, and many more. For exceptional cooling efficiency, the case can be installed with four 120mm cooling fans. For flexible external device connectivity, it provides two USB ports. No need to get a compatible PSU because this case comes with its own 450W power supply unit.