PCR Memory Set Package for steinburg Virtual Guitarist Electric Edition For Product(s): PCR-1 / PCR-30 / PCR-50 / PCR-80 / PCR-A30 / PCR-M1 / PCR-M30 / PCR-M50 / PCR-M80 For Operating System(s): MacOSX / MacOS / WindowsVista / WindowsXP / Windows2000 / WindowsMe