Telephone

1st telephone

Mar 10, 1876

Alexander Grahm Bell introduces the 1st liquid transmitter

Radiophone

Feb 19, 1880

Phone that trasnfers the audio really fast

Western Electric Type 22

Sep 22, 1904

Was used to make the first interstate call

Model 302

Jan 3, 1937

Easier phone that was first used for international calls

Trimline

Nov 18, 1964

Simpler phone that everyone could had that made calls everywhere

Wireless phone

Dec 21, 1992

First wireless phone

iPhone 1

Jul 17, 2007

1st device to store music and make calls

iPhone 6

Sep 12, 2014