Hook up your fitness app, like Polar Beat for example, or your Polar Loop activity tracker with Polar H7 and get live, accurate heart rate while you train. You can use Polar H7 with a number of Polar products and compatible gym equipment. Compatible with dozens of fitness apps and Polar Loop activity tracker Compatible with iPhone 4S, iPhone 5, iPhone 5C, iPhone 5S, iPod touch (5th generation), iPad (3rd & 4th generation), iPad mini, iPod Nano (7th generation) and Samsung Galaxy S4 with Android 4.3 Transfers heart rate information while swimming with products which support 5 kHz transmission*
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