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Other features
• Water resistant, compact size, light weight, skip-proof operation and high portability.
• The pre-installed MP3 File Manager software enables you to transfer MP3 format audio files to
your Network Walkman and listen to them with your Network Walkman as MP3 format files.
• Continuous playback time with a battery
NW-S21/S23: Approximately 70*
1
hours
• Recording time*
2
NW-S21: 128MB built-in flash memory, more than 5 hours 50 minutes.
NW-S23: 256MB built-in flash memory, more than 11 hours 40 minutes.
• The supplied SonicStage software enables you to record songs from audio CDs to the hard disk
of your computer using the ATRAC3plus format (high sound quality, high compression).
• Sentence Repeat: Useful function for learning a foreign language.
• High-speed data transfer using the dedicated USB cable.
• Backlight LCD screen: song titles and artist names can be displayed.
• Group function: you can select songs to be played by album.
• Storage function: you can store a variety of data as well as audio files.
*
1
Differs according to the data format. In this case, the figure for the battery duration is when continuously
playing ATRAC3 format audio files.
*
2
Differs according to the bit rate when recording. In this case, the figure for the recordable time is when
recording at 48kbps ATRAC3plus format.
NOTES:
• The recorded music is limited to private use only. Use of the music beyond this limit requires permission
of the copyright holders.
• Sony is not responsible for incomplete recording/downloading or damaged data due to problems of the
Network Walkman or computer.