Garmin's next-generation, sleek and stylish line of personal trainers--the Forerunner 305 Portable Navigator. This taskmaster will continually push you to do your personal best. The Forerunner 305 Portable Navigator combines all of the popular features with a high-sensitivity GPS receiver, new courses feature, and robust ANT wireless heart rate monitor for optimal performance. It continuously monitors your heart rate, speed, distance, pace and calories burned so you can train smarter, more effective y. It tracks your every move with a super-sensitive GPS that even works on tree-covered trails and near tall buildings. Receive a detailed post-workout analysis on the PC with included Garmin Training Center software.