Tapout Tracker XT2 is a fully functional digital notebook to track your TapouT XT, XT2, and XT Hybrid workouts. Embrace Technology! Stay Mobile! Spring is Here! Don't quit it. Track it! Includes: TapouT XT, TapouT XT2, and TapouT XT Hybrid workout programs. Each workout program (XT, XT2, and XTH) is divided up into three workout phases.