(1 Ear Clip Sensor). Connect to the USB heart rate box. Connect to sports machines: Stepper, Treadmill, etc. Connect to for iOS/Android phones with receiver.
The 2X(Cardio EAR CLIP Heart Rate Pulse Meter Sensor for Cardio Fitness6009 would be ideal for athletes who prefer hands-free monitoring of heart rate and fitness data during intense cardio workouts.
