Forerunner ® 645 Music



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  •          Easily download up to 500 songs to your watch, and connect with Bluetooth® headphones (sold separately) for phone-free listening
  •          Syncs music from select streaming services for offline listening
  •          Garmin Pay™ contactless payment solution² lets you make convenient payments with your watch, so you can leave your cash and cards at home
  •          Provides advanced running dynamics, including ground contact time balance, stride length, vertical ratio and more
  •          Uses wrist-based heart rate to offer performance monitoring features, including evaluating your      current training status
  •          Battery life: up to 7 days in smartwatch mode; 5 hours in GPS mode with music, 14 hours in GPS  mode only.