Polar T31 Coded Heart Rate Transmitter and Belt Set.
At the core of your preparation is the Polar T31 Coded Transmitter. Its motivation is straightforward: to transmit your heart rate to your wrist unit. Thin and light, the ECG (electrocardiogram) exact transmitter is completely water safe and intended for every single climate condition. Perfect heart rate screens incorporate, however are not constrained to: FT1, FT2, FT4, FT7, FT40, FT60, FT80, RS100, RS300X, RS400, RCX5.