Sony's handheld cassette player line became so popular ... paving the way for portable CD and DVD players, MP3 players, PDAs, and, eventually, smartphones. ...Sony continues to produce and ...

and the Verge recently interviewed the people at We Are Rewind and Filo to get the skinny on just why these newer cassette and CD players aren’t as small as their predecessors. It turns out that ...

In 1979, Sony introduced the Walkman, a small, lightweight and belt-worn audio cassette player that let ... It evolved into a portable CD player by the end of the decade. See Walkman.

At CES 2024, Fiio debuted the CP13, an upgraded portable cassette player inspired by the iconic Sony Walkman. Half a year later, the Fiio DM13 gives portable CD players a similarly modern facelift.