Fractal Design Node 804 Black Window Aluminum/Steel MATXÂ Cube Computer Case Motherboard Compatibility: Micro-ATX / Mini-ITX Front Ports: 2 x USB 3.0 / Audio in/out 120mm Fans: Front: 4 x 120mm fans (included is 1 hydraulic bearing 120mm Silent Series R2 fan, 1000 RPM speed) Rear: 1 x 120/140mm fan (included is 1 hydraulic bearing 120mm Silent Series R2 fan, 1000 RPM speed) Rear: 1 x 120mm fan slots (included is 1 hydraulic bearing 120mm Silent Series R2 fan, 1000 RPM speed) Top: 4 x 120/140mm fans (not included) Fan controller: 1 x Integrated fan controller for up to 3 fans (included) Side Panel Window: Yes Internal 3.5 Drive Bays: 8 x 3.5 HDD positions, 2 x Extra positions for either 3,5 or 2,5 drives, 1 x slim-line slot loading optical drive location Internal 2.5 Drive Bays: 2 x 2.5 dedicated SSD unit positions Expansion Slots: 5