Polar H6 M-XXL 92046233 Bluetooth Heart Rate Sensor

The Polar H6 M-XXL Bluetooth Smart chest strap transmits your heart rate in real time on your mobile app, including Polar Beat, and makes it a smart workout companion. The comfortable electrode strap seamlessly adapts to your body and allows you full freedom of movement during training. Compatible with iPhone 4S and later, and with selected Android devices including Samsung Galaxy S3, S4 and S5 using Android 4.3 or later, see the technical specification for a list of compatible devices.