Biometric Monitors

Garmin HRM-Dual - Premium Heart Rate Monitor Chest Strap, Real Time Heart Rate Data via Bluetooth Low Energy, ANT+, Black Garmin premium heart rate chest strap transmits heart rate data in real time via Bluetooth Low Energy and ANT+ Battery life of approx. 3.5 years (with average use of 1 hour per day) More training options to receive consistently accurate heart rate... Garmin HRM-Dual - Premium Heart Rate Monitor Chest Strap, Real Time Heart Rate Data via Bluetooth Low Energy, ANT+, Black