The complete TurtleBot 2 includes a Kobuki base, Microsoft XBOX Kinect, ROS compatible netbook, and factory calibrated gyro.
There are several kits avaliable to create a Turtlebot. Check out the distributors’ website to find out more.
You can build a Turtlebot from scratch by purchasing the parts such as netbook, Kinect, and Kobuki separately and following the documentation.
Do you have an iRobot Create that you would like to turn into a TurtleBot? Check out the TurtleBot 1 documentation.