IMPETUS IV 6800am Air-Magnetic Upright Cycle Commercial Quality Workout in your own home! ULTRA QUIET and SMOOTH MOTION Whisper Quiet - Air Magnetic Resistance 12 Built-In Programs Heart Rate Programs (4), User Programs (4), Manual Profile, Recovery, Watt Training, Body Fat Micro Elliptical Motion - Elliptical pedal rotation helps to reduce stress on hip joint Integral Cooling Fan Strong Wind to Light Breeze - adjusts to your comfort level POLY-V Belt Industrial Drive System (no chains)