The Kurzweil SP5-8 stage piano provides you with some top sounds taken from Kurzweils well-known PC3 Series which includes the KB3 organ and a great string section. The SP5-8 is also a MIDI controller with up to 4 adjustable zones and 22 controllers in each zone. It has been made easy to play virtually any style with ease due to Kurzweils LK40GH fully weighted action combining the traditional feel of a piano with the speed required for instruments such as synths clav and organ sounds.