If fitness were fun and convenient, we d all be in great shape. That s what the ProForm Carbon Tls Treadmill and iFIT Train Membership (sold separately) get you. Together, they create a convenient workout experience that is fun, effective, and can be done from home. ProForm s compact and easy-to-use machines, paired with iFIT s workouts and technology, put fitness within anyone s reach. About the Carbon Tls: Sign into your iFIT account on your own device and connect it to the Carbon Tls. Your iFIT home page will show the next workout in your personalized plan. As you work out, iFIT tracks your performance and automatically changes your 0-12% incline and 0-10 Mph to mirror your preferences, so every workout is hands-free and personalized to you. Add your own Bluetooth-enabled heart rate monitor, and iFIT can automatically change your workout intensity to keep you in the right zone.