Electronic organ
The keyboard is a keyboard instrument, there are two general, respectively, is a vertical keyboard and portable keyboard. The sound output of the keyboard, electronic signals issued by the electronic components and expand, through the headphones or speakers to make a sound. The internal components include the keyboard, sound generator, rhythm and chord generator, amplifier and loudspeaker, man-machine interface software, some also have memory, MIDI and so on. The more well-known factories include Casio, Alesis, Yamaha and Roland. ...