the z36 is the first smartwatch we have reviewed for this series and it also comes with an improved look from the rest of the also comes with a 1.7-inch full touch screen, custom watch faces, heart rate monitoring, blood pressure, oxygen levels, multiple sports modes, and most importantly a built-in speaker and microphone for making calls, all in one place for just, give me a good sense of their potential, so stays tuned for more details.