1. Sound source: The source of sound. The common audio sources in the home audio system include box recorder, CD machine, LD machine, VCD machine and DVD machine.

2. Elimination equipment: In order to effectively launch speaker sounds effective high power, the signal of the sound source output generally needs to be magnified. The common amplification equipment is an AV amplifier, which is generally a transistor amplifier, but today some enthusiasts are also in love with electronic tube amplifiers.

3. Returning sound equipment: that is, speakers, the quality of its performance will directly affect the listening effect.

4. Connection line: Includes the connection line from sound source to amplifier and the connection of the amplifier to the speaker.

Distinguish between sound quality

The sound quality of the speaker is very important. The quality of sound quality determines the influence of music on people's physical and mental. When a harmonious state, human body and mind have a healthy sublimation at the same time. Therefore, the quality of sound quality is equal to the quality of the body.

The good sound quality gives people a sense of immersion. This feeling comes from the movement of the heart, it is the most authenticity of the person, it brings the feeling of people, just like the mother's love for children. The moisturizing is silent, but it does exist. Only one sound, the shock of the soul brings the soul.