MEDELI MC49A is an entry level keyboard with 49 keys full size with an excellent quality / price ratio. It is very suitable for those who start playing and, beginners, both children and adults will appreciate this instrument. Medeli MC49A offers several important features such as 100 automatic accompaniments and the sustain effect that can be used for specific sounds like organ or piano. In addition, this keyboard offers a OneTouch function that selects the best combination of automatic accompaniment and sound, so you do not have to look for the best sound.The USB connection on the MC49A works like a MIDI interface. Just connect the instrument to a PC and no additional interface is required to work with the music software (optional).