iBUYPOWER AZZA Atlas Gaming Chassis: * ATX mid tower * SECC steel material * Supports standard, micro and full ATX motherboards * 4 x external 5.25" bays, 1 x external 3.5" bay, 4 x internal 3.5" bays, 7 x expansion slots * 1 x USB 2.0 port, 1 x USB 3.0 port, 1 x audio jack * Dimensions: 19.5" x 8.1" x 18.5"