Midi tower motherboard atx series silverstone fortress front connections 2 x usb 30 line out mic in slots 8 fan pre installed 2 fan maximum 3 525 disk drive slots 2 35 disk drive slots int 7 disk tray 25 4 material aluminium colour black height 546 mm width 219 mm depth 482 mm weight 115 kg max graphics card length 337 mm features insulated side window