have used the 305 on several workouts. Love it. Use it in the gym as just a HRM or out on a run with the GPS features. Works great, easy to use and see. Syncs easly with provided software. An apsol
have used the 305 on several workouts. Love it. Use it in the gym as just a HRM or out on a run with the GPS features. Works great, easy to use and see. Syncs easly with provided software. An apsol