Sony has announced 3 new Walkman series. besides the NWZ-E series, the 7.5mm thin NWZ-S630F and S730F have been added to the Walkman lineup. They come pre-loaded with 8 video clips from BMG artists Chris Brown, Sandi Thom, among others. The S730F comes with nois-cancelling technology. The NWZ-B series are MP3 players that are going head on with the Samsung U4. All new Sony Walkmans will be shipped September.

[via gmp3]