Meet the Stairmaster SM5 Stepmill: a premium machine designed to provide you with an intense cardio workout. It offers smooth stepping action. You can change the rate from 26 to 162 steps per minute. The machine has 10 preset workouts for you to try. You also get Polar-compatible wireless heart rate monitoring, dual water bottle holders, and a reading rack.
The above video shows the Stairmaster SM5 Stepmill in action.