Sony Walkman: portable cassette tape player - Students, Britannica Kids

The original 1979 Sony Walkman portable cassette tape player.

Chapter 12 The Audiovisual Education Era in: AECT at 100

After 30 years, Sony's Walkman is in peril

Reshow Audio Cassettes Low Noise High Output 90 min

Walkman - Wikipedia

Sony Group Portal - Product & Technology Milestones−Personal Audio

On this day, Sony introduced the Walkman, the first portable audio

Walkman - Wikipedia

Walkman Story: The Early Years of the Iconic Personal Cassette

Sony Group Portal - Product & Technology Milestones−Personal Audio

Sony Walkman, electronics

The Consumer Electronics Hall of Fame: Sony Walkman - IEEE Spectrum

Panasonic Dvd-rp56 Progressive-scan Dvd/video Cd/cd Player.