This 88 key weighted action digital piano has a great acoustic piano sound, along with some nice electric piano, harpsichord, string and guitar sounds .It has some nice features such as the ability to transpose, and a built in metronome and recoding capability. For complete specs, see Yamaha's website. It has built in speakers, and a headphone jack for silent practicing. Comes with the music stand, power supply and owners manual. Suitable for a student taking lessons or a more advanced player, as it has very good action.