Model: RD1020, RD1070
Operating System: Not Applicable (Note: might work with other versions of this os.)
Enhanced USB connect time. (Up to 400%!)
Enhanced playback quality of WMA files (160 kbps to 256 kbps).
Enhanced browsing performance (speed) when switching from internal to external songs and back.
Fixes previous compatibility issue with some SD cards.
Fixes issues with properly handling locked SD cards when using Windows 98SE and Me.
Fixes USB connectivity issues with Windows 2000 SP3 and Windows XP SP1.
Fixes memory size recognition and formatting issues in Windows 2000 and XP.