foone on Twitter: "Today's pickup is some 1998 Nostalgia: The Diamond Rio PMP300 MP3 player! Not the first MP3 player, but the first successful one. 32mb of built in memory with up
Diamond Rio PMP300 MP3 Music Sampler : Diamond Multimedia Systems, Inc. : Free Download, Borrow, and Streaming : Internet Archive
![Rio PMP300 digital audio player "Diamond Rio" MP3 player. First commercially successful MP3 player Stock Photo - Alamy Rio PMP300 digital audio player "Diamond Rio" MP3 player. First commercially successful MP3 player Stock Photo - Alamy](https://c8.alamy.com/comp/2HMGTP9/brussels-belgium-jul-14-2020-persentation-hero-object-of-rio-pmp300-one-of-the-first-portable-consumer-mp3-digital-audio-players-and-the-first-commercially-successful-one-produced-by-diamond-multimedia-2HMGTP9.jpg)