Features: TAC Compliant No Power supply Drive Rails for 5.25” drives 2 Front USB 2.0 ports with shielded cables Removable Side Panels Removable Drive Cages for 3.5” drives 11 Drive Bays: - External: 4x 5.25", 2x 3.5" - Internal: 5x 3.5" with rubber grommets to absorb hard drive vibration Cooling capacity: up to 2 120mm fans - 1 rear TriCool (standard) 25mm thick - 1 front (optional) 25mm thick Fan Specs: - RPM: 1200 - CFM: 38.94 - dB(A): 24.86 Fits Micro ATX (9.6" x 9.6") and Standard ATX (12"x 9.6") motherboards