The Octane XR6xi Recumbent Elliptical is a feature-rich piece of exercise equipment designed to maximize comfort and workout results. It comes with 43 SmartLink enabled programs, a multi-color SmartLight feedback, and a high-polished display screen. It also has 20 seat height positions and 5 tilt settings, plus digital contact heart rate sensors and a free Polar heart rate strap. A great choice for those with back or knee issues.