Specifications

Supported file format


Music
Audio Formats (Codec)
MP3
Media File format: MP3 (MPEG-1 Layer3) file format
File extension: .mp3
Bit rate: 32 to 320 kbps (Supports variable bit rate (VBR))
Sampling frequency (*1): 32, 44.1, 48 kHz
WMA
Media File format: ASF file format
File extension: .wma
Bit rate: 32 to 192 kbps (Supports variable bit rate (VBR))
Sampling frequency (*1): 44.1 kHz
* WM-DRM not supported
AAC-LC (*2)
Media File format: MP4 file format
File extension: .mp4, .m4a
Bit rate: 16 to 320 kbps (Supports variable bit rate (VBR)) (*3)
Sampling frequency (*1): 8,11.025, 12, 16, 22.05, 24, 32, 44.1, 48 kHz
Linear PCM
Media File format: Wave-Riff file format
File extension: .wav
Bit rate: 1,411 kbps
Sampling frequency (*1): 44.1 kHz
Video
Video Formats (Codec)

Frame rate: Max. 30 fps
Resolution: Max. QQVGA (128 × 160)
Windows Media Video 9 (*4)
Media File format: ASF file format
File extension: .wmv
Profile: Main Profile, Simple Profile
Bit rate: Max. 768 kbps
* WM-DRM not supported
Audio Formats (Codec)
WMA
(for Windows Media Video 9)
Bit rate: 32 to 192 kbps (Supports variable bit rate (VBR))
Sampling frequency (*1): 44.1 kHz
File size

Max. 2 GB
The number of files

Max. 1,000
Photo (*5)
Photo Format (Codec)
JPEG
Media File format: Compatible with Exif 2.21 file format
File extension: .jpg
Profile: Baseline Profile
Number of pixels: Max. 2,048 × 2,048 pixels (4,194,304 pixels)
The number of files

Max. 8,000

(*1) Sampling frequency may not correspond to all encoders.
(*2) Copyright protected AAC-LC files cannot be played back.
(*3) Non-standard bit rates or non-guaranteed bit rates are included depending on the sampling frequency.
(*4) Some WMV files can be played back only by transferring using Windows Media Player 11.
(*5) Some photo files cannot be played back, depending on their file formats.

Maximum recordable number of songs and time (Approx.)

The approximate times are based on the case in which you transfer or record only 4 minute songs (not including videos and photos) in the MP3 format. Other playable audio file format song numbers and times may differ from MP3 format.


NWZ-E383
NWZ-E384
NWZ-E385
Bit rate
Number
Time
Number
Time
Number
Time
48 kbps
2,550
170 hr. 00 min.
5,150
343 hr. 20 min.
10,000
666 hr. 40 min.
64 kbps
1,950
130 hr. 00 min.
3,950
263 hr. 20 min.
8,000
533 hr. 20 min.
128 kbps
950
63 hr. 20 min.
1,950
130 hr. 00 min.
4,000
266 hr. 40 min.
256 kbps
450
30 hr. 00 min.
950
63 hr. 20 min.
2,000
133 hr. 20 min.
320 kbps
350
23 hr. 20 min.
750
50 hr. 00 min.
1,600
106 hr. 40 min.

Maximum recordable time of videos (Approx.)

The approximate recordable times are estimated in the case where only videos are transferred. The time may differ, depending on the conditions under which your Walkman is used.


NWZ-E383
NWZ-E384
NWZ-E385
Bit rate
Time
Time
Time
Video Format: 384 kbps
Audio Format: 128 kbps
14 hr. 20 min.
29 hr. 20 min.
60 hr. 20 min.
Video Format: 768 kbps
Audio Format: 128 kbps
8 hr. 20 min.
17 hr. 00 min.
34 hr. 20 min.

Maximum recordable number of photos that can be transferred (Approx.)

Max. 8,000
Recordable number of photos may be less depending on file sizes.

Maximum recordable number of playlists

Maximum transferrable number of playlists: 8,192
Maximum containable number of songs in each playlist: 999

Capacity (User available capacity) (*1)

NWZ-E383: 4 GB (Approx. 3.50 GB = 3,758,096,384 bytes)
NWZ-E384: 8 GB (Approx. 7.10 GB = 7,623,566,950 bytes)
NWZ-E385: 16 GB (Approx. 14.40 GB = 15,461,882,266 bytes)
(*1) Available storage capacity of your Walkman may vary.
A portion of the memory is used for data management functions.

Output (headphones)

Frequency response
20 to 20,000 Hz (when playing data file, single signal measurement)

FM radio

FM Frequency range: 87.5 MHz to 108.0 MHz
The frequency is changed by 0.1 MHz.

IF (FM)

Not applicable

Antenna

Headphone cord antenna

Interface

Headphone: Stereo mini-jack
USB I/F: mini-B
Hi-Speed USB (USB 2.0 compliant)

Operating temperature

5 °C to 35 °C (41 ºF to 95 ºF)

Power source

  • Built-in rechargeable lithium-ion battery

  • USB power (from a computer via a USB connector of your Walkman)

Charging time

USB-based charging
Approx. 2 hours (full charge), Approx. 45 minutes (approx. 80 %)

Battery life (continuous playback)

Actual battery life may vary depending on settings. The estimated battery usage hours shown below are based on typical usage conditions with “Basic setting of battery life measurement” as shown in the table below.
Note
  • Even if your Walkman is turned off for an extended period, a small amount of battery power is still consumed.

  • Battery life may vary depending on volume setting, conditions of use, and ambient temperature.


Music
Playback at MP3 128 kbps
Approx. 30 hours
Video
Playback at WMV9 384 kbps
Approx. 4 hours
FM radio
Receiving FM broadcasting
Approx. 13 hours

Your Walkman settings which affect battery life



Setting
Basic setting of battery life measurement (Default setting)
[Common Settings]
[Brightness] (*1) [Details]
[3]
[Type] of [Screensaver] (*2) [Details]
[Blank]
[Music Settings]
[Equalizer] (*3) [Details]
[None]
[Clear Stereo] (*3) [Details]
[Off]
[Dynamic Normalizer] (*3) [Details]
[Off]

(*1) The [5] setting shortens the battery life for continuous video playback by about 30% compared with the [3] setting.
(*2) When [Type] of [Screensaver] is set to [Clock], battery life may shorten by about 20%.
(*3) Setting [Equalizer] to [Custom 1], [Clear Stereo] to [On] and [Dynamic Normalizer] to [On] shortens the battery life for continuous music playback by about 50% compared with setting them to [None] or [Off].

Display

1.77-inch (4.5 cm), TFT color display with white LED-backlight, QQVGA (128 × 160 pixels), 65,536 colors

Dimensions (w/h/d, projecting parts not included)

43.4 × 87.7 × 9.9 mm (1 3/4 × 3 1/2 × 13/32 inches)

Dimensions (w/h/d)

43.4 × 87.7 × 9.9 mm (1 3/4 × 3 1/2 × 13/32 inches)

Mass

Approx. 52 g (1.9 oz)

Design and specifications are subject to change without notice.