What's the difference between a sound column and a traditional speaker?

A column speaker refers to a column speaker which is composed of a plurality of speakers arranged in the same phase and connected together. Compared with traditional speakers, it has stronger sound directivity, smaller appearance and smaller floor space, which is more in line with the concise style of modern home. Generally common in home theaters, conference halls, shopping malls, gyms, bars, restaurants, schools and so on. Sound column speaker, it can be said that the professional linear array audio system has been miniaturized and portable. The directional characteristics of the sound column are similar to those of a single speaker in the horizontal direction, but they are greatly improved in the vertical direction. It propagates in waves in the horizontal direction, but it has strong directional characteristics in the vertical direction, forming a "dish-shaped" three-dimensional radiation effect.