This kit comes in Nicao 400w temperature control case. Unlike other neon cases this case has popup doors for CD drives. It gives you the option to install CD drives of any color and it will not change the look of this system . MSI K9N2 SLI Platinum motherboard already has USB 2.0, two 16X SLI PCI Express slots, SATA , sound, fire wire and GB LAN. Kit includes AMD Quad Core 9600+(2000BUS) AM2 64bit processor (upgrades available). Just add hard drive, memory, video and CDROM and you have a complete system. Add your own parts or use our easy to use configurator to meet your needs. It's assembled & tested with 1 year warranty.