Wireless speaker and GPS rangefinder all built into one with no subscription fees or apps required. Preloaded with over 38,000 courses worldwide. the speaker/gps groove easily fits any golf cart cup holder or can adhere to the carts metal frame with it’s integrated magnets. high quality sound, the speaker features shock absorbing rubber guards for enhanced quality features i-caddie technology – the GPS will recommend which club to hit based on the yardage from the target. GPS rangefinder provides accurate distances to the front, center and back of the green as well as hazards and bunkers.