12-Bay ATX Computer Case with 300W Power Supply (Black) 12-Bay ATX Mid-Tower Case with 300-Watt Power Supply General Features: Black Case with LED illuminated bezel 12-Bays 300-Watt power supply (preinstalled) ATX Mid-Tower case Perforated side window with an 80 mm case fan mount (fan not included) Front Panel that glows with Blue LED Two rear panel mounts for 80 mm case fans Power button Reset button