Thermaltake Urban S1 Black SECC MicroATX Mini Tower Computer Case (CA-1A8-00M1NN-00) Motherboard Compatibility: 9.6�x9.6�(Micro ATX),Mini-ITX Front Ports: USB 3.0 x 2, HD Audio x 1 120mm Fans: Front (intake) :(optional) 120 x 120 x 25 mm fan With Power Supply: Standard PS2 PSU (optional) External 5.25 Drive Bays: 2 External 3.5 Drive Bays: 1 Internal 3.5 Drive Bays: 5