The table below lists the Network Walkmans released by Sony from 1999 to 2009. For each models, it describes the features available and implemented or missing into JSymphonic. Models are ordered by release date and grouped by generation. Click on a generation to expand its content.
 Generation 0: Play only Atrac files.
 NW-MSx   NW-Ex  NW-S4  NW-E8P  NW-MSx  NW-MSxx  NW-HD1 |
 Generation 0: Play only Atrac files.
|
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
NW-MSx | NW-MS7 | 12/1999 | 0 | ? | NC | NC | NC | |
NW-Ex | NW-E2
NW-E3
NW-E5
NW-E7
NW-E10 | 06/2000 | 0 | ? | NC | NC | NC | |
NW-S4 | | 03/2001 | 0 | ? | NC | NC | ? | This model seems to be able to play MP3 and WMA formats natively (to be confirmed) |
NW-E8P | | 08/2001 | 0 | ? | NC | NC | NC | |
NW-MSx | NW-MS9
NW-MS10
NW-MS11 | 10/2002 | 0 | ? | NC | NC | NC | |
NW-MSxx | NW-MS70
NW-MS77
NW-MS90 | 02/2003 | 0 | ? | NC | NC | NC | NW-MS77 is an improved version of the NW-MS70 model, it has been released on 03/2004 |
NW-HD1 | NW-HD1
NW-HD2 | 07/2004 | 0 | ? | NC | NC | NC | This model could have been upgraded to natively support MP3 format by sending it to Sony (a flashupdate was needed).
NW-HD2 model is the same as the NW-HD1 model but in different colors, released on 10/2004 |
Generation 1: Introduce MP3 files support.  NW-Exx  NW-Sxx  NW-Exx |
Generation 1: Introduce MP3 files support. |
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
NW-Exx | NW-E53
NW-E55
NW-E73
NW-E75 | 08/2004 | 1 | ? | NC | NC | NC | |
NW-Sxx | NW-S21
NW-S23 | 10/2004 | 1 | ? | NC | NC | NC | It's hard to know if this player support MP3 natively. Apparently it doesn't, but it was sold with the MP3 File Manager which could. I guess that the version of SonicStage at that time didn't support the MP3 format in transfer. |
NW-Exx | NW-E95 | 11/2004 | 1 | ? | NC | NC | NC | |
Generation 2: Use another database structure.  NW-Exx |
Generation 2: Use another database structure. |
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
NW-Exx | NW-E99 | 11/2004 | 2 | ? | NC | NC | NC | The NW-E99 has two built in memories of 512Mo each (to make 1Go). This explained why it has its own generation number. |
Generation 3: Use another database structure.  NW-HD3  NW-HD5  NW-E10x  NW-E20x/NW-E30x  NW-E40x/NW-E50x |
Generation 3: Use another database structure. |
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
NW-HD3 | | 12/2004 | 3 | ? | NC | NC | NC | |
NW-HD5 | | 04/2005 | 3 | Missing | NC | NC | NC | |
NW-E10x | NW-E103
NW-E105
NW-E107 | 04/2005 | 3 | NC | NC | NC | NC | |
NW-E20x
NW-E30x | NW-E205
NW-E207
NW-E305
NW-E307 | 10/2005 | 3 | NC | NC | NC | NC | |
NW-E40x
NW-E50x | NW-E403
NW-E405
NW-E407
NW-E503
NW-E505
NW-E507 | 03/2005 | 3 | Missing | NC | NC | NC | |
Generation 4: Introduce intelligent features, WMA files support and stop encryption for music files.  NW-Axx00  NW-A60x |
Generation 4: Introduce intelligent features, WMA files support and stop encryption for music files. |
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
NW-Axx00 | NW-A1000
NW-A1200
NW-A3000 | 12/2005 | 4 | Missing | NC | Missing | NC | Support ACC native playback via firmware |
NW-A60x | NW-A605
NW-A607
NW-A608 | 12/2005 | 4 | Missing | NC | Missing | NC | Support ACC native playback via firmware |
Generation 5: Lose special features, introduce support of MP3 files at 22.05 and 48 kHz.  NW-E00x |
Generation 5: Lose special features, introduce support of MP3 files at 22.05 and 48 kHz. |
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
NW-E00x | NW-E002
NW-E003
NW-E005 | 04/2006 | 5 | Missing | NC | NC | NC | |
Generation 6: Introduce sport features and AAC files support.  NW-S20x |
Generation 6: Introduce sport features and AAC files support. |
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
NW-S20x | NW-S202
NW-S203
NW-S205 | 10/2006 | 6 | Missing | NC | NC | Missing | |
Generation 7: Lose sport features, retrieve intelligent features and introduce cover support.  NW-S60x/NW-S70x  NW-E01x  NW-A80x  NW-S71x  NW-A91x |
Generation 7: Lose sport features, retrieve intelligent features and introduce cover support. |
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
NW-S60x
NW-S70x | NW-S603
NW-S605
NW-S703
NW-S705
NW-S706 | 11/2006 | 7 | Missing | Missing | Missing | NC | |
NW-E01x | NW-E013
NW-E015
NW-E016 | 04/2007 | 7 | Missing | Missing | Missing | NC | |
NW-A80x | NW-A805
NW-A806
NW-A808 | 04/2007 | 7 | Missing | Missing | Missing | NC | |
NW-S71x | NW-S715
NW-S716 | 10/2007 | 7 | Missing | Missing | Missing | NC | Japan Edition (whereas Sony's device have been turned to MTP/UMS in Europe, models released in Japan are still using Sonic Stage) |
NW-A91x | NW-A916
NW-A918
NW-A919 | 10/2007 | 7 | Missing | Missing | Missing | NC | Japan only |
Generation 8: MTP/UMS devices, lose Atrac files support, no need for SonicStage.
Note: this generation is not managed in JSymphonic since it does not need SonicStage.
Note: some Japanese models released after october of 2007 keep supporting Atrac files and need SonicStage, these models belong to the 7th generation. NWZ-S61x NWZ-A1x  NW-DB10x  NWZ-A72x/NWZ-A82x  NWZ-B13x   NWZ-S63x/NWZ-S73x  NW-E43x  NWZ-W202  NWZ-X1000 |
Generation 8: MTP/UMS devices, lose Atrac files support, no need for SonicStage.
Note: this generation is not managed in JSymphonic since it does not need SonicStage.
Note: some Japanese models released after september of 2007 keep supporting Atrac files and need SonicStage,
these models belong to the 7th generation. |
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
NW-ZS61x
| | 09/2007 | NC | |
NW-ZA81x
| | 09/2007 | NC | |
NW-DB10x
| | 09/2007 | NC | |
NWZ-A72x
NWZ-A82x
| | 09/2007 | NC | |
NWZ-B13x
| | 09/2008 | NC | |
NWZ-S63x
NWZ-S73x
| | 09/2008 | NC | |
NWZ-E43x
| | 09/2008 | NC | |
NWZ-W202
| | 04/2009 | NC | |
NWZ-X1000
| | 05/2009 | NC | |
Other  MC-P10  PCVA-HVP20  VGF-AP1  HMP-A1  CE-Pxx |
Other |
|---|
| Model | Variants | Release
date | JSymphonic compatibility | Note |
|---|
| Gen | Playlist
support | Cover
support | Intelligent
features | Sport
features |
|---|
MC-P10
| | 1999 | ? | ? | ? | ? | ? | Not in the "Network Walkman" series, it has been called "Sony VAIO Music Clip Personal Network Player" by Sony (64MB storage capacity). It seens to play MP3 format natively. |
PCVA-HVP20
| | 11/2003 | ? | ? | ? | ? | ? | Not in the "Network Walkman" series, could be considered as "personal video player". |
VGF-AP1
| | 05/2004 | 3 | ? | Missing | NC | NC | Not in the "Network Walkman" series but in "Vaio" series, called "Vaio Pocket". The firmware needs to be updated to support MP3 files. |
HMP-A1
| | 06/2004 | ? | ? | ? | ? | ? | Not in the "Network Walkman" series, could be considered as "personal video player". Play only MP3 files (and video files). |
CE-Pxx
| CE-P13
CE-P15
CE-P17 | 05/2006 | ? | ? | ? | ? | ? | Not in the "Network Walkman" series. |
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