Yamaha PSR-225 GM electric keyboard. This item is in great condition and in full working order. The PSR-225GM is a 61-key Touch Response keyboard with incredible sound quality. It features 238 different voices including Yamaha's signature Portable Grand piano sound as well as GM compatible voices. 100 accompaniment styles provide a world of melody. Learn to play with the built-in Yamaha Education Suite. Play along with any one of 100 built-in songs. A six-track sequencer makes it possible to create multi-track compositions. Built-in speakers make it truly portable.