Here is a smart exercise bike that combines cycling and boxing to give your body a more complete workout. The Cycle Boxer from LifeSpan is height adjustable to fit users of all sizes. It has a stable base to give you a safe, comfortable workout. The Cycle Boxer has 16 resistance levels and 12 punch levels. It can handle users of up to 300lbs.
The Cycle Boxer connects to your iPhone for easy tracking of your workouts. You also get an interactive screen to program workouts with a simple touch. Heart tracking is done with a chest strap.[where to get it]