2004 NW-S21
The NW-S21 is a Network Walkman from the second-generation S series, specifically designed for sports use.
2004
NW-S23
The NW-S23 is a high-capacity Network Walkman model part of the second-generation S series. It features 256MB of built-in flash memory and supports MP3 and ATRAC3plus audio playback. It has a single-line monochrome OLED display and is configured for long battery life with a single AA battery.
Related Network Walkman
Network Walkman in 2004
Sony portable audio in 2004
2004 MZ-E730
The MZ-E730 was a high-end MDLP player that combined playback adjustment functions with superior sound quality.
2004 WM-EX194
The WM-EX194 is a playback-only Walkman equipped with an automatic inversion function.
2004 D-FJ401
The D-FJ401 is a portable CD player equipped with an FM/AM tuner and G-Protection.
