What’s a PA system used for?
When a person is making a speech of any kind, they probably are not shouting out to the audience. They are probably using some sort of electronic amplification system to make their voice heard like the Phonic PA systems.
These systems can be placed in schools, churches, bars, and any type of place that music is being played. Because you are addressing the public in each of these places, it is important to have a system that will not strain your voice and makes it easier for everyone to hear. Giving speeches, announcements, or playing music is so much easier with this technology.