XTERRA Fitness FS2.5 Elliptical Trainer Machine Ergonomic 14-Inch stride length provides a smooth, comfortable elliptical motion forward and reverse 22lb heavy duty flywheel offers premium, fluid motion Large Dual Color 5-Inch x 2.5-Inch LCD display is easy to read and comes w/heart rate receiver built in and speakers for an MP3 player 24 programs including 2 heart rate programs, 1 body fat program, 4 user-defined programs and a manual program 16 levels of resistance provide a variety of exercise options for all fitness levels