2008 NW-A829
The NW-A829 is a Network Walkman with flash memory, part of the 4th generation A series.
2008
NW-S739F/ST
The NW-S739F/ST is a color variation model part of the 6th generation S series. It features 16GB of built-in flash memory and supports MP3, WMA, AAC, and WAV audio playback formats. It has a 240x320 LCD display and is powered by a lithium-ion battery.
