[ELI5] If smartphones can be used for long range communication, then why can’t it be used to communicate like walkie-talkies?

Question

[ELI5] If smartphones can be used for long range communication, then why can’t it be used to communicate like walkie-talkies?

In: 10

Answer 1

That feature is still available, it is called push to talk (PTT). Originally it did work like walkie-talkies, but now it’s much more complicated, and can be used much further away. It is popular in industries like construction.