A comfortable heart rate sensor strap which you connect via bluetooth to your fitness app or training device. Monitor your real-time, accurate heart rate while you train, review and analyze it during or after workouts. You can use your Polar H7 strap with a number of Polar products as well as other compatible gym equipment.
Compatible with dozens of leading fitness apps, including Polar Beat
Compatible with iPhone 4S and later, and with selected Android devices including Samsung Galaxy S3 and S4 using Android 4.3 or later.
Transfers heart rate information while swimming with products which support 5kHz transmission