The DKN RB-3i recumbent exercise bike features 32 levels of digitally controlled resistance & a 11kg (24.2lbs) flywheel ensuring quiet & smooth operation. It is perfect for longer workouts with reduced chance of injury, which makes it suitable for users of different age. This durable machine with an easy step through design has a feature-packed console with LCD, backlit display & can also be used with compatible iPads & Android tablets, which is possible due to a revolutionary DKN Motion application that changes your tablet computer into the bikes console with many workout-enriching features. Moreover, your exercise session does not interfere with standard functions of the tablet, so you can browse the web or watch movies while you are exercising & your workout will still be running in the background. The machine is also compatible with the DKN i World application which allows for moving the workout to any spot on the globe.