Walkman is a brand of portable audio players manufactured by Sony. The original Walkman, released in 1979, was a portable cassette player that revolutionized personal music listening.
The name "Walkman" is a combination of "walk" and "man", suggesting a device that allows people to listen to music while walking.
Key features of Walkman include:
1. Portable size and lightweight design
2. Headphone jack for private listening
3. Battery-powered operation
4. Later models included CD players, MP3 players, and digital audio players