"Sound W" refers to the combination of sound and sound. On some platforms such as social software, games and online chat rooms, people often use "stereo W" to indicate that voice chat is turned on, or that others have already used voice chat. This expression has gradually become a network language.

"Voice W" is a marketing tool. Some merchants will use "Audio W" as a slogan when launching new audio or audio equipment, which will arouse people's attention and desire to buy. This practice is very attractive to young people.

"Sound W" also has a special meaning in the music circle. As synonymous with some musicians or record producers, they advocate the use of high-quality audio equipment and audio reproduction technology to restore the true colors of music works. The word "sound W" also represents a pursuit and recognition of the quality of music and audio equipment.