The casio casiotone ct-s200 is designed with flexibility in mind. By day, this keyboard is a 61-key digital piano with piano-style keys. By night, you can take your digital piano into the home studio and use it as a midi controller. And if quiet practice sessions are a necessity, you can use the onboard headphone jack to eliminate most of your playing noise. Here at sweetwater, the casio casiotone ct-s200 surprised us with the amount of awesome features packed into it. You can experiment with 400 unique tones, 77 rhythms, 10 reverb settings, and the lesson function. And for ease of set up, the casio casiotone ct-s200 includes an lcd display and ac power adapter.