Pro-Form 520 ZN Treadmill: 2.8 HP Mach Z Motor: * Quiet, self-cooling drive system * Employs an axial fan to reduce noise as it cools internal components and extends the motor"s life 1-10 MPH Quick Speed Control: * Select between 1-10 MPH with the touch of a button * Select half mile increments with the speed control arrows 0-10 Percent Quick Incline Control: * Select between 0-10 percent with the touch of a button * Select half percent increments with the incline control arrows 20"x 55" Treadbelt: * Take long, natural strides * Perfect for walking, jogging or running AirStride Max Cushioning: * Reduces impact on your joints by up to 22 percent as compared to road running * Uniquely shaped isolator designed for comfort 16 Weight-loss Workouts: * Automatically adjusts the speed and incline of the treadmill * Designed by a Certified Personal Trainer * Speed, time and incline of each workout are pre-determined Space Saver Design: * Deck folds vertically for storage iFit Technology Compatible: * iFit treadmill features personalized workout program * Downloads workouts wirelessly to your console every day * Features workouts with Jillian Michaels, America"s Toughest Trainer * Listen as Jillian coaches you through your workout * Features workouts powered by Google Maps * Draw a map or select a course from online to get started * Automatically adjusts the incline to match the terrain * As you work out, your results are uploaded to iFit.com in real time * Automatically adjusts your resistance and incline to match your workout goals * Track your nutrition and manage your profile on iFit.com * iFit treadmill module sold separately Custom Workout Center: * Pre-set your workout time, minimum speed and maximum speed * Reach your goals by fitting the workout into your schedule Compatible Music Port for iPod: * Built-in sound system * Plug your iPod or MP3 player into the Interplay Music Port * iPod is a trademark of Apple, Inc., registered in the US and other countries (iPod not included) Intermix Acoustics 2.0: * Enjoy rich, powerful performance with this built-in sound system * Features 2" high-excursion drivers 6" Backlit Display: * Perfectly clear and easy-to-read * Tracks speed, time, distance, incline, calories burned and pulse Race Track Display: * Monitor your workout progress in a track-style display CoolAire Workout Fan: * Built-in to the console * Keeps you cool and refreshed throughout your workout * Quickly adjust the settings with the console controls Dual-Grip EKG Heart Rate Monitor: * Heart rate monitor built-in to the handlebars * Ensures you"re always in the right training zone for your goals 300 lb User Weight Capacity: * Workout treadmill accommodates up to 300 lbs Warranties for the Pro-Form 520 Treadmill ZN: * Lifetime frame warranty * 25-year motor warranty * 1-year parts & labor warranty