Tomtom runner 2 music large the design of the tomtom runner 2 music large allows you to comfortably and easily track your daily activity levels the design features a host of technology including gps to more accurately track activity including distance travelled and speed also used is 3gb of internal storage that allows for up to 500 songs to be stored and played without needing a phone on hand complete with a multi sport functionality that allows for tracking in multiple different activities