Specifications Mfr Part Number: VSK4000E-U3 Case Type: ATX Mid Tower Color: Black Material: SGCC Steel M/B Type: Standard ATX, MicroATX, Mini-ITX Drive Bays: 9 External: 3x 5.25" Drive Bays, 1x Floppy Drive Internal: 5x 3.5" HDD Bays Expansion Slots: 7 Cooling System: 1x 120mm Rear Exhaust Fan, 1x 120mm Front Intake Fan Vent (Fan not included) Side Windows: No Front I/O Panel: 2x USB 3.0 Ports, Audio In and Out Power Supply: None Dimensions (WxDxH): 7.3 x 17.3 x 16.2 inch / 185.0 x 440.0 x 412.0 mm Weight: 11.0 lbs /5.0 kg RoHS Compliant. VGA Card Length: Up to 260mm(with HDD bracket), Up to 340mm(without HDD bracket) Maximum graphics card size: 12.5" (318 mm)