Your new premium GPS multi-sport watch and personal trainer, all-in-one. Titanium alloy bezel finish with sapphire glass for APEX 46mm COROS Trainer for advanced training and analysis Intelligent Stride model that learns your running form Wrist-based heart rate monitor UltraMax setting Digital knob Built-in barometer, altimeter, and compass Pre-load breadcrumb trail maps GPS and GLONASS satellite connections ANT+ and BLE connections Interval, aerobic, and anaerobic training Fully customizable home screen Ultra comfortable silicone bands