Brought to you by Subaru.Makes walking the dog fun and informative! Track the route, time, distance, speed, pace and calories in real-time for fitness activities using your GPS enabled mobile device. * If your phone supports it, you can now connect via BlueTooth 4.0 LE to a compliant Heart Rate strap. Currently, this will work for Droid RAZR users! Buy a strap in our online store: mapmyfitness.com/shopdog walk, dogwalk, walk the dog