The evolved version of "sonic beauty" wm-509 is also the female version of wm-607.
The new generation 17X series single-player has three different styles. The 170 is a traditional black.
In contrast to 170 drab black, 171 is painted with a premium pearl white finish.
The 1989 SONY wm-172 adopts a titanium color body with a sense of technology ≡
'A shinier WM-701C'. High quality sound became the basis for the 10th anniversary model. A silver-plated Tiffany version was also available. ≡
The 1990 SONY wm-702 has a wire control of indicator lights and sound cues. ≡
Commemorating the 10th Anniversary of the Walkman, with variable MegaBass.
Added a quartz-locked action to the DD motor, giving absolute speed stability. ≡