What is the difference between 2 0 and 2 1 for audio

and is divided according to the channel channel, which means that there are only left and right channels, which means that the subwoofer channel is added on the basis of the left and right channels.

For example, the audio channel refers to the ** channel, the front left and right channels, the rear left and right surround channels, and the so-called channel subwoofer channels. A total of 6 speakers can be connected to one system.

**Channel speaker, responsible for reproduction and matching the action on the screen, most of the time it is responsible for the dialogue between the characters; The front left and right channel speakers are used to make up for actions and other sounds that are outside the screen** or cannot be seen from the screen; The rear surround sound speaker is responsible for the periphery and the entire background**, making people feel like they are in the whole scene**. The shock of thousands of galloping horses and the effect of airplanes whistling overhead are given by it; The sound of a motor, the sound of a bomber, or a drum is the most powerful bass, and the subwoofer is the only one. The advantage of this system is that you get clearer front sounds, a great image of the soundstage, and a wider soundstage, as well as true stereo surround sound, so you can hear subtle movements in the background like never before.

Buy a stereo, the sound quality is better. Like Huiwei's M200MKIII and Maibo Solo9C, they are all better done in audio.

It's a two-channel speaker.

It's a two-channel speaker plus a subwoofer.

The acoustics are better.

The audio (top-level: Kenwood, Sony, Panasonic, Aiwa, Philips, etc.) is composed of three sound units, high and low; (Normal: domestic) is composed of two sound units high and low. Two speakers, regardless of size.

The speaker consists of three speakers, the two satellite boxes each consist of a full audio unit, and the subwoofer (subwoofer) consists of a single woofer.

It is a subwoofer plus two trebles (left and right channels), there is no subwoofer, only the left and right channels.

The so-called is composed of two smaller satellite boxes and a larger subwoofer.

Positioning is more convenient.

The design improves the performance of low frequencies.

That's all.

It is composed of three horns.

One more than a woofer! (subwoofer).

If you don't have a subwoofer, it's the other way around, and if you have it, you can add it up, and if you don't have it, you can add it

The first refers to the number of boxes, you can understand it this way.