The story of this device
Shaving thickness down to a jaw-dropping 18 millimeters, the Sony Walkman WM-20 refined the sliding cassette-case form factor into an ultra-thin engineering marvel, proving Sony's unmatched mastery over personal mechanics.
Sony
Walkman WM-20
Sony · Audio & MP3 players · Released in 1983 · WM-20
Playback-only / 1 x AA
Open this device in the web appDevice information
- Brand
- Sony
- Model
- WM-20
- Release year
- 1983
- Category
- Audio & MP3 players
Specifications
- Battery
- 1 x AA
- Media
- Playback-only
- Weight
- 190 g / 110 × 67 × 18 mm
- Notable
- DC In, Expandable, Window (Made in Japan)