Where is the four-channel better than the two?

1, what is four channels

The front left, front right, rear left, rear right, the audience is surrounded in the middle. It is also recommended to add a bass speaker to enhance the playback of low-frequency signals (which is why the 4.1-channel speaker system is widely popular today).

2, the advantages of four channels

Four-channel system for the audience to bring the voice from a number of different directions around, you can get a variety of different environments in the sense of hearing, to give users a new experience. Now four-channel technology has been widely integrated into all kinds of high-end sound card design, become the mainstream trend of future development.