Product Name Shockwave Material SECC with black coating ABS, Steel mesh Dimension 510 mm (L) x 220 mm (W) x 445 mm (H) Drive Bay 5.25" External x 2 (tool-free retainers) 3.5" Internal x 4 (tool-free retainers) 2.5" Internal x 4 (mount with screws) 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 : 2 x 120mm fans optional (preinstalled one 120mm Blue LED fan) Rear Fan : 1 x 120mm/80mm Fan (optional) Side Fan : 2 x 120/140mm fans optional Top Fan : 2 x 120/140mm fans optional Bottom Fan : 1 x 120mm fan optional I/O Panel USB3.0*2 and downward USB2.0 support by internal 19pin, HD Audio in/out jacks CPU Cooler 160mm height support Max GPU length 320mm Weight 5.77kg