Materials - SPCC Thickness - 0.6-0.7mm - 2.0mm(Support) Motherboard Support - ATX/MATX/ITX I/O Ports - USB3.0*2 ,HD Audio,Power,Led - Type-C(3.1) *1 3.5in Drive Bays - 2 pcs 2.5in Drive Bays - 2 pcs Expansion Slots - 6 slots Pre-Installed Fans Quantity - 6 Pre-Installed Fans Spec - 120mm ARGB Fans Fan Support - Top : 120mm*3 pcs/140mm*3 pcs - bottom : 120mm*3 pcs/140mm*3 pcs