-
Peter L. Jensen created the first speaker
-
In the 1800 they used records to play music
-
In 1921 they had bluetooth speakers
-
In 1943 they were used on boats to contact people
-
In the 1900s they had 2 of them the phonograph, the gramophone
-
In 1956 they were put in cars
-
In the 1960s they were mad out of wood
-
In 1977 they could be set up at home
-
In 1980s they made walkmans
-
Now they make many different types of speakers
