Multi Function New Heart Rate Monitor Watch from GSI - For All Forms Of Indoor-Outdoor Activities. Heart-Rate Monitoring Has Become an Integral Part Of ...

Polar WearLink+ transmitter Nike+ picks up your hearts signals and transfers that data into the Nike+ system. The soft fabric chest strap seamlessly adapts ...

Polar Chest Strap and Transmitters sold as a set. Features: Works only with CS600 and RS800The slim, light and waterproof T31 non-coded transmitter and belt ...

Is it spontaneous racing on the street, running in the rain or walking with your loved one? Polar Loop tracks all of this and makes it easy to follow how ...