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Polar OH1 Plus ANT+ BLE Smart HR Sensor With Temple Clip And Armband Strap | Gadget Explained - Reviews Gadgets Electronics Tech
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Polar OH1 Optical Heart Rate Sensor, Polar OH1 Optical Arm Heart Rate Sensor, Polar OH1 Heart Rate Sensor, Polar Optical Heart Rate Sensor, Polar Arm Heart Rate Sensor, Polar Wrist Heart Rate
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