1. Old PC.
a. Make and model number of PC, if brand name; otherwise make and model number of motherboard.
b. USB support level; e.g. USB 1.0, USB 1.1, USB 2.0?
2. Operating System. What operating system is the old PC using; e.g. Windows 98, Windows 98 Second Edition (SE), Windows Millennium Edition (ME)?
3. Driver. Where did you get the driver?