FEATURES Part number:DP-ATX-MATREXX50-MESH-4FSMotherboard:Mini-ITX/Micro-ATX/ATX/E-ATXType of case:Medium towerMaterials:ABS+SPCC+tempered glass3.5" drive bays:22.5" drive bays:2+23.5'' external drive bays:05.25" drive bays:0Power supply type:ATX PS2 (length less than 170 mm)I/O ports:USB..