Toontrack SDX The Progressive Foundry, Expansion Pack, For Toontrack Superior Drummer 3 (article no. #419735#) and Superior Drummer 2, Includes 5 complete drumsets and 2 complementary kits with optional snare wires, 9 Kicks, 17 snares, 31 cymbals, 5 hi-hats, 11 rack toms and 8 floor toms, 8 Pre-configured mixer presets, MIDI files included@+*System requirements:*@+@+, Toontrack Superior Drummer 2 or Superior Drummer 3 (article no. #419735# - not included), 4 GB RAM, 64 GB HD