HEC 400W MicroATX Mini Tower Case VIGILANCE400 (Black) Case Type: MicroATX Mini Tower Material: 0.5 mm Thickness SGCC Form Factor: MicroATX External: 2x 5.25", 2x 3.5" Internal: 2x 3.5" Expansion Slots: 4 FrontI/O Panel: 2x USB 2.0 Ports, HD Audio