Product name: Computer cases Product model:818BL Product style:Big case vertical ATX Product size:365x136x354mm Carton size: 415x190x427mm Product materials:Imports the first-level SECC steel plate Superficial Treatment:Piano baking varnish and acryliccraft Hardware jamming:2 normal and 1 notebook hard disk positions,1 CD-ROM drive position Pretage connection:2 USB and 1 audio frequency connections and 1 microphone connection PCI expansion slot:4 Supports the motherboard:microATX Cooling system:The side bar locks 8CM to lead the wind tunnel, other two fans position.