Perfect for beginning students and experienced players alike, the YDP-323 delivers authentic piano sound with exceptionally natural response. 10 different instrument Voices that utilize our AWM (Advanced Wave Memory) stereo sampling tone generation, and the expressive GH (Graded Hammer effect) keyboard makes this instrument is a joy to play, practice and perform on. It also features 64-note polyphony, three foot pedals and a built in speaker system. Dual voice capability lets you play two different instrument sounds at the same time, while a 1-track song recorder allows you to capture your original musical ideas and performances.