I remember Nextel phones having that cool feature (and a distinctive chirp sound)...but don't recall other phones having that...THen again, i always did have ch

I remember Nextel phones having that cool feature (and a distinctive chirp sound)...but don't recall other phones having that...THen again, i always did have cheapy phones back in the day. It is surprising why walkie-talkie-like features aren't more popular nowadays...Then again, maybe messaging apps might fit enough of the original need.