Rio PMP300 digital audio player "Diamond Rio" MP3 player. First commercially successful MP3 player.

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Size: 4000px × 6016px
Photo credit: © Chris Willson / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: audio, diamond, digital, equipment, modern, mp3, multimedia, music, musical, player, pmp300, portable, rio, tech, technology