yep but a simpler one, I know the higher-end of Polar and Garmin watches do that but they also carry their own HR sensors and their own GPS which I don't care about, I already have to use a smartphone anyway.
yep but a simpler one, I know the higher-end of Polar and Garmin watches do that but they also carry their own HR sensors and their own GPS which I don't care about, I already have to use a smartphone anyway.
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