background image

Listen to your favorite music or view your photos and videos wherever 

you go with the stylish NWZ-S638FRED, the slimmest Walkman® player 

yet. In addition to a sizeable 2" QVGA incredibly bright, color LCD 

screen (measured diagonally), the NWZ-S638FRED features an improved, 

attractive, and easy-to-use GUI for easy navigation through all your media.

Superior sound quality 

The NWZ-S638FRED houses four integrated clear audio technologies, allowing you to enjoy all of 

your music and videos with superior sound.

Long battery life

A long-lasting battery lets you listen to music for up to 40 hours before you need to recharge

2

.

8GB Built-in Memory

3

Stores up to 1850 songs

4

 or 30H of video

4

High-quality EX Headphones included

EX Headphones feature 9mm driver units that produce a wide range of acoustical sound. 

Additionally, EX Headphones are engineered with an angular design that fit comfortably in the 

ear.

SensMe™ technology

SensMe™ is an innovative feature on the NWZ-S638FRED that actually looks at the beats-per-

minute and an algorithm that classifies and automatically groups your music into channels, 

making listening to and managing all of your content even simpler.

Supports multiple video codecs

The NWZ-S638FRED supports multiple high-quality video formats (AVC (H.264/AVC), MPEG-4, and 

WMV)

1

, giving you more freedom to download the kinds of video that you want.

Specifications

Audio

Antenna System

Headphone Cord

Equalizer

5 Band: Heavy/Pop/Jazz/Unique/Custom

Format(s) Supported

MP3

WMA

AAC-LC*2

Linear PCM

Frequency Response

20 - 20,000Hz (when playing back data file, single signal measurement)

Station Preset(s)

30 FM PresetsAuto preset / Manual preset

Tuner

Digital FM Tuner 

Tuner Frequency Range

87.5 - 108 MHz

Tuner Type

Mono / Auto (Stereo) Selection

Audio Features

Sound Mode

Clear BassClear StereoDynamic NormalizerDSEE Sound Enhancer

Convenience Features

Multiple Language Display

Yes (English/French/German/Spanish/Italian/Russian/ 

Japanese/Simplified Chinese/Traditional Chinese/Korean/Portuguese)

Search Features

All Songs

Album

Artist

Genre

Initial Letter

Playlists

Release Year

Folder

NWZ-S638FREDWM

Reviews: