It is smooth, quiet and takes no time at all to start up. It has the option to allow clinicians to control the entire speed range. It includes the patented MasterTrack Belt alignment system to eliminate off center running belts. Its low to the floor cushioned deck is ideal for patient comfort and safety. For emergencies, it has an easy to locate stop button and patient tether for additional safety. With minimum maintenance and convenience features, the T2100 Treadmill is a reliable tool for exercise testing.