Telephone

First sound hearing over wire.

Jun 2, 1875

Alexander Graham Bell while experimenting with his technique called "harmonic telegraph" discovered he could hear sound over a wire.

Alexander Graham Bell

Mar 10, 1876

Alexander Graham Bell invents the telephone.

First text message

Jun 3, 1880

He had successsfully transmitted a wireless text message and named it photophone.

First moblie telephone call

Jun 17, 1946

At&t person made the first telephone call.

First iphone came out

Jun 29, 2007

The very first iphone was made in 2007.

First android came out.

Oct 22, 2008

The first commercially available smartphone running Android was the HTC Dream,