GOLFZON SwingTalk Voice Feedback Golf Swing Analyzer 2018 SwingTalk is the most innovative golf swing analyzer that supports both iOS & Android devices Track club & shaft trajectory, shaft angle, actual movement of shaft and more. Compare your swing to pros and to the best record of your own Get self-improvement with real-time swing analysis in 3D The state-of-the-art technology, sleek design and feather-like weight ? only 0.3 oz Don't pause your swing practice! SwingTalk brings you instant voice feedback of tempo & speed ?SwingTalk is the only device with instant voice feedback function