Midi tower motherboard atx front connections 2 x usb 20 2 x usb 30 hd audio 1 x sata slots 7 fan pre installed 2 fan maximum 4 525 disk drive slots 3 35 disk drive slots ext 4 disk tray 25 3 power supply position bottom materials plastic steel colour black height 522 mm width 210 mm depth 510 mm features with power supply