The feature-rich TR12000i treadmill includes a USB data port that automatically saves your time, distance, calories, heart rate and steps as you workout so you can track your fitness activity in your online LifeSpan Fitness Club account. Connect your mp3 player and listen to your favorite music through the professional sound speakers. Intelli-Step™ step counting feature works like a pedometer and counts your steps. Console stabilizing frame design, one-inch deck with eight compression shocks and a 20" x 56" running belt with 15 levels of incline combine to give you stability and cushioning for a comfortable workout.