- Tracks heart rate in real-time while you exercise, both ANT+ and Bluetooth 4.0 capabilities allow this heart rate sensor to connect to both GPS watches, iPhone 4S and later models and select Android devices with Android 4.3 operating system or newer.
- The soft textile chest strap seamlessly adapts to your body shape, bringing full freedom of movement to your training. With its hook mechanism, the transmitter is just as quick to put on as it is to take off
- Compatible with most of leading fitness apps.
