Product Name Vanguard Material SECC with black coating Plastic ABS, Steel mesh Dimension 480mm (L) x 202mm (W) x 445mm (H) Drive Bay 5.25" External x 2 3.5" Internal x 3 ( 2 compatible with 2x2.5” + 1 compatible with 2x2.5 ) 2.5" Internal x 4 ( 2 compatible with 2x3.5” + 2 compatible with 1x3.5 ) Expansion Slot 4 slots Motherboard Support Micro-ATX, ITX Power Supply Standard PS/2 ATX or EPS Cooling System Front Fan : 120mm Fan x 1(optional) Rear Fan : Preinstalled 1 x 120mm silent Xigmatek Black XOF fan. Top Fan: 2 x 140mm or 2x120mm or 1 x 180mm Fan (optional) WATER COOLING Water pipe holes x 2(with rubber cover) Available for 120mm radiator I/O Panel USB3.0*2 and downward USB2.0 support by internal 19pin, HD Audio in/out jacks CPU Cooler 170 mm height support Max GPU length 400mm Weight 5.3kg