LOGISYS Computer CS305BK Black Steel ATX Mid Tower Enhanced SOHO Computer Case 480W Power Supply Motherboard Compatibility: ATX Front Ports: USB / Audio Power Supply Mounted: Top With Power Supply: Yes External 5.25 Drive Bays: 4 External 3.5 Drive Bays: 1 Internal 3.5 Drive Bays: 5 PSU Main Connector: 20+4Pin