Xbox is the predecessor to Microsoft's Xbox 360 console.
At launch, the Xbox 360 was priced at US$399 and the Core System was priced at US$299.
Xbox Live supports voice communication along with video communication, a feature possible with the Xbox Live Vision.
The console's graphical user interface is the Xbox 360 Dashboard; a tabbed interface that features four "Blades".
Microsoft XNA is a set of tools and technologies that includes XNA Studio, which provides versions of key production tools such as asset management, defect tracking, project automation and work lists.
The console features 512 MB of 700 megahertz GDDR3 RAM on a 128-bit bus.