Garmin Forerunner 645 Music is a high-performance smartwatch built with advanced dynamics for running and evaluating your training regimes. This device is also useful in tracking heart rate, and activity levels, while standard Garmin features like 500 music storage memory, Garmin payment solutions, and up to 7 days battery life are equally found in this device.
Advanced dynamics for running
Comfortable to wear
GPS running watch
Easy to use
HRM-Tri monitor is sold separately