Accessories for heart rate monitors, fitness trackers, and cycling sensors
Enhance your training experience and achieve a more complete understanding of your performance. With Polar accessories you can upgrade your heart rate monitor or mobile application.
Select your product and find out which one is most suitable for your training.
At the heart of your training is the coded T31 transmitter. Its purpose is simple: to transmit your heart rate to your wrist unit. Slim and light, the ECG (electrocardiogram) accurate transm...
Slightly different to the T31 coded transmitter, the slim, light and waterproof T31 transmitter doesn’t have the benefit of coding for interference free transmission. However, its purpose re...