A360
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Polar finally has a fitness tracker that can monitor your heart
As the optical heart-rate monitoring has improved, the technology has increasingly become a must-have feature for most serious fitness trackers. One notable holdout from this club was Polar, probably because it made a name for itself in chest-worn heart rate straps and, as such, had a little more to lose than other firms. With the launch of the A360, however, the company has finally decided to embrace the world of "strapless monitoring," although it's gone to great pains to say that its version is much better than everyone else's.
