Conclusion: Sonocaddie V300 Color GPS System : First five course downloads are free. Now with no annual fee! The most critical information in golf is distance . How far to clear that water hazard? How far to the center of the green? Which club should I use? Now you no longer have to find yardage markers, pace off distances or even worse, guess at distances on the golf course with the advanced and powerful Sonocaddie V300 Golf GPS .