EASY-TO-USE SMART TALKING GOLF GPS The GolfBuddy VoiceX of the best-selling Voice models includes a technology to update the course data automatically and wirelessly through OTA(Over the Air) transmission. Wirelessly synchronize courses via Bluetooth with smartphone app Simple audio distance measuring deviceDistances to front/center/back of the greenNew sharp and erogonomic designDistances to hazards and targetsLarger