The Casio keyboard CTK-573 aims at starters and leisure players. Its integrated piano learning system features three levels to improve skills. 30 etudes and 20 concert pieces are available to the player. In addition, the learning function offers practicing both hands or left and right hand separately. Velocity of the 61 standard sized keys can be switched off.
The CTK-573's LC display shows sound, style, speed, score or volume, and more. The instrument sports 100 internal songs, 137 tones, and 100 styles and rhythms. Further features of the CTK-573 include stereo speakers, audio out, tune, transpose, metronome, 24-note polyphony , 100 single touch presets, fill-in, synchro start, General MIDI, and pedal input with assignable functions.