7 drive bays: external 3 x 5.25" - internal 4 x 3.5". Adapter (5.25" to 3.5") for external 3.5" device. Two layer, steel with polycarbonate, side and top panels to deaden noise. 7 expansion slots. Advanced cooling system: 1 rear (standard) 120mm TriCool 3-speed switch control exhaust fan - 1 slot 120mm exhaust blower with 3-speed switch. Built-in washable air filter. Front mounted I/O ports - 2 x USB 2.0 - 1 x eSATA - Audio In and Out (AC'97 and HDA compatible). 0.8mm cold rolled steel for durability. Motherboard compatibility: Mini-ITX, microATX, StandardATX. NO POWER SUPPLY INCLUDED.
