With its 2.4GHz transmission, the Wearlink transmitter blocks unwanted signals from other heart rate monitors, ensuring disturbance-free transmission of your heart rate data.
The rigorous standards to which the Polar Wearlink transmitter W.I.N.D. is designed guarantee maximum quality. The transmitter has a changeable battery and it delivers up to two years of use exercising 20 hours a week. The transmitter is ECG accurate.
The Wearlink Transmitter W.I.N.D. is for attachment to the textile Wearlink strap which is available separately.