Triple Sensor Version 3, advanced CASIO original technology that makes it possible to pack sensors 95% smaller than those of previous models into a totally new type of compact PRO TREK.
The PRT-B50 series are equipped with quad sensor — three sensors that detect compass bearing, barometric pressure/altitude, and temperature, plus an accelerometer for counting steps.
The PRT-B50 series are equipped with quad sensor — three sensors that detect compass bearing, barometric pressure/altitude, and temperature, plus an accelerometer for counting steps.
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