2001 WM-FS221
The WM-FS221 is a Walkman with a built-in radio.
2004
WM-FS566
The WM-FS566 is a Walkman with a built-in radio. It features bass boost and automatic reversal, and uses AA batteries. It belongs to the early Walkman lineage that integrated radio functionality.
Related Walkman
Walkman in 2004
Sony portable audio in 2004
MiniDisc
2004 MZ-E730
The MZ-E730 was a high-end MDLP player that combined playback adjustment functions with superior sound quality.
Discman
2004 D-FJ401
The D-FJ401 is a portable CD player equipped with an FM/AM tuner and G-Protection.
Network Walkman
2004 NW-HD3
The NW-HD3 is a later model of the first-generation Network Walkman equipped with a hard disk.
