Software requirements are low. It should suffy you have Windows 95 or higher. It proved to work perfect in Windows95, 98, 98SE and XP. Also NT and higher versions of Windows should be compatible... .
To work with CD's/DVD's you should have a program like DirectCd from Roxio (former Adaptec) or InCD from Nero (DVD-RW).
Hardware requirements are nihil; the slowest Pentium will be more than enough and the needed hard disk free space is about 1MB only... .