Stage Revolution Equipped with two independent sound engines, premium action and advanced controller features, the Roland RD-2000 delivers unmatched performance on stage and in the studio. Blending evolved piano technologies with extensive modern control, this next-generation instrument takes the industry-standard stage piano series to new levels of inspiration and creativity. Next-generation RD stage piano with two independent sound engines and modern controller features Dedicated acoustic piano sound engine with the latest Roland advancements provides authentic, richly detailed tone with full polyphony Second SuperNATURAL-based sound engine with 128-voice polyphony for electric pianos and additional sounds (compatible with RD-800 Live Sets) Eight knobs with LED status indicators and nine sliders for real-time control of sounds and effects Eight fully assignable zones for combining internal sounds and external sources (including software instruments) PHA-50 keyboard features hybrid wood and molded construction for premium touch and lasting durability Classic electric pianos on board, including Roland's legendary RD-1000 and MKS-20 Recreations of vintage analog effects, including the BOSS CE-1 Chorus, Roland Dimension D and more Over 1100 non-piano sounds, including organs, strings, brass, synths and many others Two wave expansion slots for loading additional sounds from Roland's Axial website, inclu