Get results in a heartbeat with Forerunner 301 Portable Navigator. This training partner continuously monitors your heart rate, speed, distance, pace and calories burned so you can train smarter, more effectively. Whether you are a triathlete in training or just want to see tangible results, the Forerunner 301 sets the pace with its innovative features. Customize your Forerunner 301 Portable Navigator to get the most out of your training. Training Center software helps you tailor workouts to meet specific goals and objectives. Create your own workouts or use workout templates. Interactive analysis tools let you chart performance overlaid on a map.