Thermaltake Versa H24 CA-1C1-00M1NN-00 Black SPCC ATX Gaming Mid Tower Computer Case Motherboard Compatibility: Micro ATX / ATX Front Ports: USB 3.0 x 1,USB 2.0 x 1, HD Audio x 1 120mm Fans: Front (intake) :(optional) 120 x 120 x 25 mm x 2 Rear (exhaust) : 120 x 120 x 25 mm Turbo fan (1000rpm, 16dBA) Top (exhaust) :(optional) 120 x 120 x 25 mm x 2 External 5.25 Drive Bays: 2 External 3.5 Drive Bays: 3 x 3.5’ or 2.5 Internal 2.5 Drive Bays: 3 Expansion Slots: 7