coospo heart rate monitor chest strap bluetooth4.0 ant+ ip67 waterproof chest heart rate sensor for peloton zwift polar ddp yoga map my ride garmin sports watches coospo h6 heart rate monitor chest strap is a high cost performance chest strap heart rate sensor that connects to many different types of training devices with bluetooth and ant+. with real-time high-precision monitoring of heart rate, h6 will help you adjust the exercise workload to maintain a good training state during any activity or workout.