There are four kinds of electronic organ, namely:

　　1, toy electronic organ, generally pocket or portable, using a small keyboard. Small size, light weight, easy to carry, narrow range, less simulated timbre, low price, mainly for children's entertainment or to cultivate their musical interest, but also for adults' general entertainment.

　　2. Teaching electronic organ, with medium-sized keyboard or standard keyboard, is mainly used for music teaching, cultivating students' ability to control the keyboard, mastering music knowledge such as chords and accompanying music classes.

　　3. Family electronic organ, light in shape and elegant in color, suitable for indoor decoration, and its structure can be divided into portable or floor-standing type. With one or two layers of standard keyboard, the simulated timbre is several to ten. Generally, there is an automatic accompaniment system, and an amplifier and speakers are installed in the machine.

　　4. Stage-playing electronic organ, which consists of hand keyboard, foot keyboard, shell and sound box, is mainly used by professional performers for solo or accompaniment. Generally, there are three sets of keyboards, the upper keyboard plays the main theme, the lower keyboard plays the harmony and the foot keyboard plays the bass part. Pure timbre, delicate sound, realistic simulation and rich changes. There are generally more than 20 kinds of simulated timbres, and the range is generally more than four octaves.

　　There are many kinds of electronic organ. The reason is that the electronic organ can be divided into many different types according to its function, appearance and performance. For example: portable electronic organ, desktop electronic organ, synthesizer electronic organ, electric piano and so on. In addition to the above categories, the electronic organ can be further classified and subdivided according to timbre, key number, touch, efficacy, size and other aspects. Therefore, it is very rich. Electronic organ has a wide range of applications, not only in music education, performance and creation, but also in film music production, electronic game music, synthesizer music and so on, and it has become one of the indispensable music equipment in the field of modern music production and performance.

　　Electone's double-row keys have good performance and complete functions. It's a relatively high-grade one, so the price is also prohibitive for many friends who entertain themselves and have relatively weak economic conditions. It not only has a double-row keyboard, but also has a foot keyboard at the bottom of the piano. Foot keyboard is mainly used to play bass, and it can also be used to play melody. Electone's music score is composed of three lines.