Forerunner 405 With USB ANT by Garmin Plastic Round 4-Level Gray Fstn, 124 X 95 Pixel Display Accurately Tracks Distance, Pace & Calories, & Displays On Easy-To-Read Screen Ant+Sport(Tm) Wireless Technology Automatically Transfers Workout Data To & From Computer When Device Is Within Range Access To Garmin(R) Connect Which Lets User Analyze, Share & Store Workouts