*** IMPORTANT: GSA PRO works with MX-G102 device ONLY *** GSA PRO is the application that enables golfers to instantly learn detailed information about their golf swing. A 3BaysGSA PRO device is required to connect with GSA PRO app to capture your swing motion analysis. The patented 3BaysGSA PRO is the world's lightest Golf Swing Analyzer, which uses advance sensor technology to capture your swing data and provides instant feedback on your device. Its Plug and Play technology makes the 3Bay