Rosewill Mini-ITX Tower Dual Fans Computer Case - Black Aluminum/Steel Legacy W1-B Type: Mini-ITX Tower Motherboard Compatibility: ITX Please make sure your motherboard equipped with on-board USB 3.0 socket before purchasing 1 x Front 140mm Fan (pre-installed); 1 x Rear 140mm Fan (pre-installed) 2 x USB 3.0 Ports, Audio In/Out Internal 3.5" Drive Bays: 4 Internal 2.5" Drive Bays: 2 Slot-in ODD Bays: 1