Product Name Soundwave Material SECC with black coating Plastic ABS, Steel mesh Dimension 470 mm (L) x 200 mm (W) x 440 mm (H) Drive Bay 5.25" External x 3 3.5" Internal x 3 2.5" Internal x 4 Expansion Slot 7 slots, tool free PCI slot covers Motherboard Support ATX, Micro-ATX, ITX Power Supply Standard PS/2 ATX or EPS Cooling System Front Fan : Preinstalled 1 x 120mm XOF black/Black fan . Rear Fan : Preinstalled 1 x 120mm XOF black/Black fan . Top Fan : 120mm x 1 (optional) I/O Panel USB3.0*2 and downward USB2.0 support by internal 19pin, HD Audio in/out jacks CPU Cooler 165 mm height support Max GPU length 390mm (Max GPU length 300/390mm with removal of 2.5" drive bay. Weight 3.78kg