Yamaha PSR-E583 portable keyboardIntroducing the Yamaha PSR E583 portable keyboard The Yamaha PSR E583 brings next level performance and expression to musicians and aspiring players. This 61 key portable keyboard combines touch sensitive keys with 890 high quality Voices, including 15 Super Articulation Lite sounds, 345 auto accompaniment Styles, and powerful DSP effects to give you full control over every note. Equipped with assignable real time control knobs, a pitch bend wheel,