The Garmin Heart Rate Chest Strap HRM-Dual transmits heart rate data in real time via ANT+ and Bluetooth LE Low, giving you more options to train indoors, outdoors, or even online. With the HRM sensor, you’ll receive consistently accurate heart rate data on your Garmin device, in conjunction with training apps like Zwift or with compatible fitness devices. The soft strap of the HRM-Dual is comfortable to wear and individually adjustable.
- Sensor size: 62 x 34 x 11 mm
- Belt length: 63.5 to 132 cm
- Weight: 54.4 g
- Water resistance: 1 ATM*
- Battery: Replaceable, CR2032 (3 Volt)
- Battery life: Approx. 3.5 years (with average use of 1 hour per day)
- Operating temperature: -5 °C to 50 °C
- Radio frequency/protocol: ANT+ with 2.4 GHz, Bluetooth 5.0 technology
- Range: 3 m
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