Waves Studio Classics Collection, contains SSL 4000 collection, V-Series and API compressors and equalizers. Three legends in one box. Includes SSL E-Channel, G-Equalizer, G-Master Buss Compressor, V-Comp, V-EQ3, V-EQ-4, 550A, 550B, and 560 equalizers and 2500 stereo compressor. 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