2004 NW-HD1
The NW-HD1 is the first Network Walkman to feature a built-in hard drive.
If you find it useful, you can support it. Support the archive
The NW-A1000 is a Walkman with a hard disk drive part of the first generation A series. It has a 6GB internal hard disk drive and supports audio playback in MP3, ATRAC, WMA, and AAC formats. It features an OLED display, supports operation with a lithium-ion battery, and includes Artist Link and Intelligent Shuffle functions.