Panel Interface USB*2+USB3.0*1+HD AUDIOCooling System Front:12/14cm*3(support 240mm water-cooling); Top:12/14cm*2(support 240mm water-cooling);Rear:12cm*1;PSU Cover:12cm*2;Product Size (Length, Width and Height) 413*219*485mmApplicable Motherboards ATXExpansion slot 7Drive Rack Bottom:3.5”HDD*2,or 2.5”SSD*1+3.5”HDD*1;Internal:2.5”SSD*3Power supply model Maximum PSU Length:190mmCPU Height Maximum CPU Cooler Height: 162mmGraphics card length Maximum GPU Length:300mm(240mm water-cooling on the front panel);330m(fan on the front panel)