In the early 1980's, Sony's successful portable cassette player, the Walkman, allowed a person to listen to music anywhere and without disturbing anyone.
The Walkman allowed a person to listen to music anywhere without disturbing anyone. In the early 1980's Sony released the first successful portable cassette player.
In the early 1980's Sony released the first successful portable cassette player. The Walkman allowed a person to listen to music anywhere without disturbing anyone.
In the early 1980's Sony released the first successful portable cassette player. The Walkman allowed a person to listen to music anywhere without disturbing anyone.