What is an in-wall speaker? What are its advantages?

In-wall speakers, also known as embedded speakers, hidden speakers, as the name suggests is a kind of speaker can be installed inside the wall. This kind of speaker is characterized by space-saving, at the same time good hidden function and the original decoration style into one. And in creating a home theater system, the hidden function of the in-wall speakers to enhance the tone of the whole room, giving a high feeling, which is also more and more home users more favored this type of speakers.