Samsung Galaxy Watch 4 is a series of watches released in the year 2021. There are 2 types of watches.
That is samsung watch 4 classic and samusung galaxy normal 2 watch.
The wear os is run here .It includes 1.5 GB ram and 4 GB rom.
Improved fitness tracking facility here.
It has wifi, bluetooth, microphone, speaker facilities inbuilt .The battery life is less than other watches. This can be used by charging once every 2 days.