The LK-S450 includes Casio's innovative Key Lighting system. Choose a song from the easy-to-read onboard LCD, and the touch-responsive keys will light up with the correct notes. The keyboard also comes with Step-Up lessons to help you sharpen your skills. Use the free Chordana app for iOS and Android to play any MIDI file in a "piano hero"-style MIDI display format. If you're ready to learn piano with the aid of modern technology, make sure to use the LK-S450's Key Lighting system.