The Smallest Portable CD Players Ever Made (That Nobody Bought)

In 1988 Sony flexed its engineering muscle and built the world's smallest portable CD player...then a few months later, did it again.

SJM4306's channel:    / sjm4306  
DIY Discman LiPo battery guide: https://hackaday.io/project/165088-so...

Featured music by Dan Mason (https://danmason.bandcamp.com).

Sources:
Popular Mechanics, September 1988.
Taobao gear listing: https://world.taobao.com/item/5279711...
Beatles single mini-CD photo: https://www.liveabout.com/the-beatles...
Madonna CD single photo: https://i.pinimg.com/originals/65/ff/...

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Additional music by
Epidemic Sound (http://www.epidemicsound.com).

Intro music by BoxCat Games (http://www.box-cat.com).