1) Dimension: 90mm*310mm*310mm; 2) Form Factor: Micro ATX/ ATX; 3) Power Supply: Optional 350W Flex power; 4) Notebook CD-ROM; 5) Double HDD; 6) Material: 0.8mm SECC and PC/ABS; 7) One 6cm fan, one 8cm fan and two 4cm fan; 8) Two front usb port and front audio I/O port; 9) Five Expansion Slots: Four expansion slots for mid-height cards (DIP) and one for PCI-E transition card; 10) Seven Colors Golden-Black, Sliver and Black, Red and Black, Sliver, Golden-White, Black and White, Red and White. Outer Packing: a. Cartoon Size: 68.6cm*42.5cm*36.5cm; b. QTY/CTN: 10pcs/cartoon; c. 20GP: 2500pcs; d. 40GP: 6300pcs; e. 40HQ: 6700pcs; N.W---3KG ; G.W.---4KG