GPSenabled water resistant sport watch includes wireless heart rate monitor and USB ANT stick Highsensitivity GPS receiver provides improved tracking under trees and near tall buildings Continuously records heart rate, time, distance, pace and calories Swap data wirelessly with other Forerunner 405 users ANT wireless technology transfers data to a PC when the Forerunner is within range and can send workouts from a PC to the Forerunner Other features Virtual Partner, Courses,