A quiet PC is a personal computer that makes little noise. Common uses for quiet PCs include video editing, sound mixing, home servers, and home theater PCs. A typical quiet PC uses quiet cooling, quiet storage devices, and energy-efficient parts.Like noise, the term "quiet PC" is subjective and there is currently no standard definition for a "quiet PC". A proposed general definition is that the sound emitted by such PCs should not exceed 30 dBA.