How to set the 5.1 channel of Win7 system?

Many friends don't know how to set up the 5.1 channel of win7. Today, we will introduce you to the detailed description of the 5.1 channel of Win7. If you don't know, let's take a look at it. It's easy to understand.

Find a speaker icon at the bottom right of the desktop (to the right of the taskbar), right click on it, and find and open the [Play Device] menu in the pop-up context menu;

This will pop up a <;sound> In the window, find and right-click [Speaker] in the Select Device box, select and open the first [Configure Speaker] menu;

Select [5.1] in the “Audio Channel” box on the left side of the new window. Surround], click Next;

Uncheck all options in the menu “Optional Speakers” on the left side of the new interface to enter the next step;

On the left side of the new interface, uncheck Select "Surround Speaker" (also because 2.1 channel does not have this device), go to the next step;

Then enter the [Configuration Complete] interface, click Finish to close the window.

Knowledge extension, about 5.1 channel:

5.1 channel refers to the center channel, front left and right channels, rear left and right surround channels, and so-called 0.1 Channel subwoofer channel. A total of 6 speakers can be connected to a system. 5.1 channel has been widely used in various traditional theaters and home theaters. Some well-known sound recording compression formats, such as Dolby Digital and DTS, are based on the 5.1 sound system. “0.1” channel, is a specially designed subwoofer channel, this channel can produce a subwoofer with a frequency response range of 20 ~ 120Hz.