For use with PM2, PM2+, PM3 and PM4 monitors.
If you already own a PolarTM or Polar compatible heart rate chest belt transmitter and would like to enable the PM2/PM2+/PM3/PM4 heart rate monitoring function on your Concept2 Model A, B, C, D, or E Indoor Rower, this Concept2 Heart Rate Receiver is what you need.
