Casio PRO TREK Smart Finally Gets Heart Rate Monitor With The New WSD-F21HR
When Casio introduced PRO TREK with offline maps, it was a god sent for trekkers, but it is lacking one key feature modern active wearables has: heart rate monitor. Well, the good news is, that changes today when Casio announced the new PRO TREK WSD-F21HR. It is the first PRO […]