A 7.1 surround sound system is an audio setup designed to create an immersive sound experience for movies, music, and games. It consists of seven speakers and one subwoofer, strategically placed around a room. The seven speakers include three front speakers (left, center, right), two side speakers, and two rear speakers, which help to produce a three-dimensional sound field. The subwoofer handles low-frequency sounds, adding depth to the audio experience. This configuration allows for precise sound placement, making it feel as if sounds are coming from different directions. 7.1 surround sound is commonly used in home theaters and professional audio environments for enhanced audio quality.