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Amazon.com : POLAR H10 Heart Rate Monitor, Bluetooth HRM Chest Strap - iPhone & Android Compatible, Black : Sports & Outdoors
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Amazon.com : Polar H10 Heart Rate Monitor, Bluetooth HRM Chest Strap - iPhone & Android Compatible, Black, Size XS - S : Sports & Outdoors
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Polar H10 sensor tętna -Nowy PASEK i NADAJNIK na klatkę piersiową unboxing i uwagi po 2,5 roku - YouTube
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