The Polar H1 heart rate sensor is a streamlined heart rate sensor with a soft textile strap for tracking your heart rate to actively focus on your workouts and pinpoint your training goals.
Coded 5kz transmission. (not Bluetooth)
Made with a slim design you won't even feel like you are wearing it It can be teamed up with a wide range of Polar products to track your training and also teams up with a multitude of gym equipment.
The Polar H1 Heart Rate Sensor is compatible with the following Polar Devices: FT1, FT2, FT4, FT7, F11, FT40, FT60 & FT80