ZALMAN Z11 Plus HF1 Black Steel / Plastic ATX Mid Tower Computer Case Motherboard Compatibility: Micro ATX / ATX Front Ports: 2 x USB 3.0 / 2 x USB 2.0 / Audio 120mm Fans: 1 x 120mm Front Red LED Fan 1 x 120mm Rear Red LED Fan 1 x 120mm Top Red LED Fan Power Supply Mounted: Bottom Side Panel Window: Yes External 5.25 Drive Bays: 4 External 3.5 Drive Bays: 1 (Convertible 1 x Internal 3.5 or 1 x 2.5 SSD)