Polar RS300X Running (Black)

Get all the essential heart rate features with this good-looking and simple-to-use training computer

Get all the essential heart rate features with this good-looking and simple-to-use training computer. RS300X is compatible with S1 foot pod and G1 GPS sensor; so you can combine heart rate with speed and distance. Only then you can truly make sense of your training and be sure its worth all the effort.

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