Portable MP3 players -- promo

Portable MP3 players: Left to right-back row: Rio one, e.Digital MXP 100, Riovolt, Phillips EXPanium, and Treo 10 Digital Music Jukebox---front row-Samsung's yepp, Sony Walkman MZ-R900, the Bantam interactive and the Duo 64 multi format digital player.
GARY FRIEDMAN / Los Angeles Times
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