2007 NWZ-S615F
The NWZ-S615F is a lower-capacity model with FM functionality part of the NWZ generation S series.
2007
NWZ-S616F
The NWZ-S616F is a mid-capacity model part of the 5th generation S series, equipped with FM radio and noise-canceling functions. It has 4GB of internal storage and supports MP3, WMA, AAC, and WAV audio playback. It is equipped with a 240x320 TFT display and features FM radio, WM-PORT connectivity, video and still image playback, Clear Audio, DSEE, and noise-canceling functions, and supports approximately 33 hours of playback with a lithium-ion battery.
