... 10 Demo CE,FCC,RoHS NW:1160g Standard 61 Simulation Keys,Sustain function, Vibration function, 10 Demo Songs,100 tonecolors,100 ... and feature-rich keyboard. It comes with 61/49/37 keys that are velocity sensitive so that beginners can get a ... piano, not only because the piano is rather expensive, and large, should you want your own, but just because it is ...