The first wireless phone came into existence in 1930’s?

If a Youtube video is to be believed, the wireless mobile phones that we use today prevailed in the 1930’s as well. In a Youtube video that has gone viral, we see a lady communicating through a wireless mobile phone.

In this clip, she is conversing on a prewar prototype of a cell phone which is thought . . . → Read More: The first wireless phone came into existence in 1930’s?