PCR Memory Set Package for MOTU Digital Performer Ver.4.x (Mac OS X) For Product(s): PCR-1 / PCR-30 / PCR-50 / PCR-80 / PCR-A30 / PCR-M1 / PCR-M30 / PCR-M50 / PCR-M80 This package turns Edirol PCR Series as perfect cooperator for MOTU Digital Performer Ver.4.x (Mac OS X). Also, PCR Editor will help you to load SMF data into PCR Series to link their physical controllers to MOTU Digital Performer Ver.4.x (Mac OS X). For Operating System(s): MacOSX