Model: Astra 2200U
Operating System: Windows 95 (Note: might work with other versions of this os.)
Unzip to temp folder, you will have the 2 files listed below:
File name: v355u.zip
Fiel size: 10.4 MB.
Also included is the xp_updater.exe file (must be installed after installing VistaScan 3.55U, only for WinXP)
File name: xp_updater.exe
File size: 1.183 MB.