What Do Surround Sound Numbers Mean: 2.1, 5.1, 7.1?
Surround sound numbers denote the configuration of speakers and subwoofers in a home audio system. The first number represents the quantity of full-range satellite speakers that reproduce mids and highs – for instance, the 5 in a typical 5.1 surround sound setup. These speakers consist of front left, front right, center, and left and right…