Polar T31C Coded Transmitter Polar T31C Coded Transmitter

The Polar T31 coded transmitter is a slim and light accessory to Polar Heart Rate Monitors. With its unique coded technology, it blocks unwanted signals from other electrical devices, ensuring disturbancefree transmission of your heart rate data. Comfort first and foremost! The ergonomic design of the Polar T31 Coded Transmitter makes it a comfortable, virtually imperceptible device to wear regardless of conditions. It is 30 percent smaller in size and 25 lighter than its predecessors.