Samsung Default inputmehod

I would like to know the softkeys use by Samsung devices, are they different keyboard applications? like the following, if you have please indicate the device default input method like:
note 10 - “”

if you want to know how to detect this input method I created an application do display this default input method
Thanks in advance

I did not find any information on their website regarding this. You can try the Remote Test Lab devices to check for yourself.