ENERMAX Ostrog Advance ECA3380AS-BL ATX Mid Tower Case Standard ATX PS2 (Optional, sold separately) Power Supply Motherboard Compatibility: Micro ATX / ATX / Mini-ITX Front Ports: USB 3.0 x 2 / USB 2.0 x 2 / HD audio / Fan controller 120mm Fans: Front: 2 x 120mm fan (2 x ENERMAX Vegas LED fans pre-installed) Rear: 1 x 120mm fan (1 x Enerflo fan pre-installed) Top: 2 x 140 / 120mm Bottom: 1 x 120mm External 5.25 Drive Bays: 3 Internal 3.5 Drive Bays: 6 Internal 2.5 Drive Bays: 6 (Hidden, converted from 3.5 HDD trays) Expansion Slots: 7
