A:AnswerPukse and oxygen, I couldn't see the technology coming out for a while when it comes to a watch taking blood pressure correctly. Stick with actual medical devices for BP
A:AnswerHi there ,
Yes , Alexa can be turned off ,Alexa isn't setup by default it has to be setup in the Zepp App after pairing .
Kieron | Amazfit Support
A:AnswerHi there,
the GTS 4 doesn't support that feature, However it will measure , Heart Rate, Blood Oxygen SPO2 , Sleep levels and more.
Kieron | Amazfit Support
A:AnswerIt works with Samsung. It's an app called Zepp and is dark blue if you want to check if you can download. I love the watch and got a Motorola phone and the switch was easy from Samsung.