Antec Nineteen Hundred Gaming Series - Mid-tower - Green, Black - Steel - 17 x Bay - 6 x 4.72" x Fan(s) Installed - ATX, Micro ATX, EATX, Mini ITX, SSI CEB Motherboard Supported - 8 x Fan(s) Supported - 3 x External 5.25" Bay - 12 x Internal 3.5" Bay - 2 x Internal 2.5" Bay - 9x Slot(s) - 6 x USB(s) - 1 x Audio In - 1 x Audio Out