Magnetic Recumbent Exercise Bike-OS01467-VeeddydropshippingAs your Stamina and strength improve, you can continue to challenge yourself on the ns 1206R by simply turning the resistance knob to increase or decrease resistance. Use the large computer screen to measure speed, distance, time, calories, and more you can't make progress if you don't measure progress. In addition to efficiency, the ns 1206R recumbent exercise bike is built for safety and convenience.