Native Instruments Komplete 10, Complete Package of NI Software Instruments and Sample Libraries, contains 39 Instruments and Effects; for example: Rounds, Kontour, Polyplex, Definitive Piano Collection, Drum Lab, Session Horns, Driver, Supercharger, Battery 4, Monark (MiniMoog Emulation), Session Strings and Solid Mix Series and much more, more than 12000 Sounds and 130 GByte Samples, Plugin-Formats: VST/AU/AAX//Stand alone, requires internet connection for authorization and DVD drive for installation, for Win 7/8 and MAC OSX 10.8 or higher