Mini tower motherboards micro atx mini itx front connections 1x usb 20 1 x usb 30 line out mic in slots 4 fan maximum 2 525 disk drive slots 1 35 disk drive slots ext 1 35 disk drive slots int 4 disk tray 25 1 material aluminium colour black height 350 mm width 170 mm depth 370 mm max graphics card length 250 mm