Zalman ATX Mid Tower Case - Black Z12 PLUS Case Type: ATX Mid Tower Material: Plastic, Steel M/B Type: Standard ATX /MicroATX External Bay: 4x 5.25", Internal Bay: 5x 3.5", 1x 2.5", 1x 5.25"/3.5"/2.5" (3-in-1) Expansion Slots: 7 Front I/O Panel: 2x USB 3.0 Ports, 2x USB 2.0 Ports, 1x Headphone, 1x Microphone Power Supply: None; Supports Standard ATX /ATX12V(Bottom Mounted)