PLEASE NOTE: the heart rate belt supplied is an analogue belt and not Bluetooth!You can buy the Bluetooth heart rate monitor belt (BLE = Bluetooth Low Energy or Smart) with the product reference number 8334795 from our website or your local Decathlon store.*Once properly set up, your heart rate monitor is automatically detected, and your heart rate, in beats per minute, will appear on the console's display.*Compatible with other BLE heart rate monitors.