ProForm iSeries 800 Elliptical Trainer Elliptical trainer with GameFit technology to keep users motivated Fat Blocker and Calorie Destroyer games get easier the harder you work Dual built-in EKG heart rate sensors; 18-inch stride length ClearView display tracks time, speed, distance, resistance, and calories 275-pound capacity; Quick Resistance buttons; 10-year brake warranty Interactive Lumitouch control panel 18" stride length 2 Fitness games iPod Compatible Audio Fixed ramp stabilitrack