The Polar H9 Heart Rate Monitor is a functional electronic accessory. The heart rate monitor accurately measures your heart rate. The Polar H9 is compatible with all Polar heart rate monitors that analyse and synchronise data through Bluetooth. The H9 can also be connected to the Polar Beat
The Polar H9 Heart Rate Monitor is a functional electronic accessory. The heart rate monitor accurately measures your heart rate. The Polar H9 is compatible with all Polar heart rate monitors that analyse and synchronise data through Bluetooth. The H9 can also be connected to the Polar Beat