Alesis PRESTIGE ARTIST Digital Piano With Graded Hammer-Action Keys - 88 KeysLifelike Sound and Feel Bring home an authentic piano playing experience with the Alesis Prestige Artist, a full featured digital piano with graded hammer action keys and 30 incredibly realistic built in sounds. This is the perfect substitute to owning a full size acoustic piano, with premium multi sampled voices, 256 max polyphony, and a custom voiced 50W micro array speaker system that sounds full and brilliant regardless of room position and