Waves SSL 4000 Collection, plug-in version of the extraordinary sounds of the legendary SSL 4000 series: SSL G- equalizer, SSL E-channel, SSL G-masterbus compressor, SSL G-Channel. Box-Version with Installer and Native-/Soundgrid-Licence, System requirements: Windows 7 SP1/8/8.1 or MAC OS 10.7 or higher, Intel Core Duo 2.3Ghz (MAC) or Core 2 Duo 2GHz (WIN), 4 GB RAM, Internet connection for Activation