iStarUSA S-35-DE4SL Black Aluminum / Steel Tower Compact Stylish 4 x 3.5 Hotswap Trayless mini-ITX Tower - Silver HDD Handle Motherboard Compatibility: Mini-ITX Hot-Swap Drive Bays: 4 x 3.5 Expansion Slots: 1 Front Ports: 2 x USB 2.0 120mm Fans: 1 Internal 2.5 Drive Bays: 1 Dimensions (H x W x D): 8.68 x 12.76 x 8.68 (H x W x D)