These new features include,
1, improved bone, hand, and joint azimuth------have the ability to track 6 human whole bones, 25 joint points for each person (newly added finger fingertip, thumb and shoulder center), and improved soft tissue connection and body positioning.
2, supporting the new development environment------support faster, efficient, high-quality cross-platform development, allowing developers to use known tools to develop products in the Windows store.
3,powerful Tooling-----has a record and playback function that allows developers to get rid of the need to have Kinect sensor.
4, the advanced face tracking function------a great improvement in resolution, the application can use 2000 meshes to capture the face, make the expression more image.
5, multi-application synchronization support------A sensor to support multiple applications at the same time, more convenient and timely development.
Kinect for Windows SDK 2.0 new features