http://blogs.msdn.com/b/jgalasyn/archive/2012/02/01/kinect-for-windows-sdk-v1-0-is-posted.aspxDownload here . In the three months since Beta 2, there have been many improvements to the SDK and runtime, including: Support for up to four Kinect sensors plugged into the same computer; Significantly improved skeletal tracking, including the abilityen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)