COROS Apex4 42mm GPS Watch

Coros APEX 4 - The ultimate mountain sports watch built for training, racing, and beating your personal best.

Pure Mountain Performance - Shaped by years of relentless development and insight from the world’s best mountain athletes, APEX 4 delivers ultra-precise GPS, best in class battery, zero-lag mapping, a microphone and speaker, plus advanced training and recovery tools to help you take on your biggest goals.