Motherboard ATX, μATX Drive Bays 5.25" external: 2 3.5" external: 0 3.5" internal: 8 Front Connectors USB 2.0: 1 USB 3.0: 1 Microphone: 1 Headphone: 1 Cooling System Front: 1x 120mm Rear: 1x 80 or 120mm Side: 2x 80, 92 or 120mm Screw Set Speaker Cable Ties