NZXT Source 530 CA-SO530-M1 Matte Black Steel / Plastic / Mesh ATX Full Tower Computer Case Motherboard Compatibility: Micro ATX / ATX / ITX / E-ATX Front Ports: 2 x USB 3.0 / 1 x Audio / Mic 120mm Fans: Front: 2 x 140mm/ 120mm or 1 x 200mm Rear: 1 x 140mm / 120mm (1x120mm included) Bottom: 2 x 120mm Top: 2 x 140mm or 3 x 120mm (1x120mm included) Interior: 1 x 120mm/140mm Power Supply Mounted: Bottom Side Panel Window: Yes External 5.25 Drive Bays: 3 Internal 3.5 Drive Bays: 6 x 3.5 / 2.5