Professional performance sound systems, public address sound systems, conference sound systems are all called sound systems, and they are all very similar in style, so it is difficult for many people to distinguish between the three. In fact, these devices are essentially sound systems, but in different directions and different occasions. Next, we will summarize them in detail.

1. The applications of the above three systems are different. The so-called performance audio system is mainly used for performance amplification. It is divided into indoor performances and outdoor performances. According to the above different occasions