Our Kurzweil sample libraries are compatible with all major Kurzweil workstations, including the K2661, K2500, K2600, and K2700. In addition, Kurzweil keyboards can read Akai, Roland, and Ensoniq sample libraries and presets. However, Akai, Roland, and Ensoniq samplers cannot read Kurzweil sample libraries or presets. Our sampling CDs are designed to work across seven major keyboard platforms, with detailed compatibility information listed above. Additional supported formats and compatible instruments will continue to be added in future updates.