Just straight through a high quality instrument for a great price as expected from Yamaha. The velocity sensitive keys allows you to really express the music through this instrument as if it was acoustic. You also don't have to worry about tuning any strings since it's digital. The only minor complaint I have is the material used for the shell. One small touch in a certain way and you can see some white marks on the black. However, you can easily scrub it off so it's nothing permanent.