Understanding each pop in could help you have an improved listening experience, whether it’s movies or music.

Stereo or stereophonic sound replaced monophonic sound in the 1960s.

Stereo sound is a common form of sound reproduction.

Retro speakers stacked like tetris.

Frederico Rostagno

you might enjoy multichannel sound on DVD music discs, DVD movies, and some CDs.

Multichannel sound began in the 1970s with the introduction of Quadraphonic sound, also known as Quad.

Multichannel sound is also known as 5.1, 6.1, or 7.1 channel sound.

5.1 channel sound is found on DVD movies and music discs, and some CDs.

6.1 channel sound produces a more enveloping surround sound experience.

7.1 channel sound is used for greater sound envelopment and more accurate positioning of sounds.