Hammerhead Heart Rate Monitor review in a sentence: A keenly-priced Karoo 2 accessory for better heart rate data that also works well with other devices (e.g. smartphones).
The Hammerhead Heart Rate Monitor is just one of many such accessories for keeping tabs on your ticker when you’re out on your bike or doing some other kind of workout. In fact, the range of best heart rate monitor models is growing all the time. However, the Hammerhead Heart Rate Monitor has been designed to complement the Hammerhead Karoo 2 cycling computer.
