Transmits the heart rate signal to your heart rate monitor watch. Encoded signal (5.3 kHz) lets you work out at the gym or in a group with others while avoiding interference with other heart rate monitors. IMPORTANT: The encoding is not compatible with ONrhythm 50, 100 and 110 devices (the encoding is dependent on the watch)
Fabric belt for an extra comfortable fit
1 ATM (water splashes)
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