Simplicity is the name of the game and that's what you get with the Z583T.CQ350TBL mini tower case from In Win. It features 0.8mm SECC Japanese steel metal to provide the best stability and durability. The folded edge design with no sharp edge or debris delivers safe installation. The included 350W power supply unit provides reliable, strong power to all the components. The front I/O panel offers easy access to two USB 2.0 and two audio ports. You'll have all the room you need to build your dream system in this case, with bays for 2x external 5.25" drives, 1x internal 3.5" drives and 2x external 3.5" bay, and the swiveled HDD drive cage allows you to install drives with great flexibility and convenience. The tray supports Mini ATX, with 4 PCI expansion slots in the back. The screwless design enables an easy, quick and safe installation. Compliant with TAC 2.0 Design Guide, this chassis takes advantage of the large perforated area on the side panel to increase airflow to the system. There is a 120mm rear With Power Supply: Yes Power Supply Mounted: Top With Side Panel Window: No External 5.25" Drive Bays: 2 External 3.5" Drive Bays: 2 Internal 3.5" Drive Bays: 1 Front Ports: USB 2.0 / Audio Motherboard Compatibility: MicroATX