Use virtual surround sound.

QQ Music Amplifier uses virtual surround sound, which is a technology that simulates multi-channel surround sound through software algorithms. It can divide the audio signal into different channels and make the listener feel the sound coming from different directions by adjusting parameters such as volume, phase and delay. Virtual surround sound effects can enhance the three-dimensional and spatial sense of music, allowing listeners to enjoy music more immersively. At the same time, it can also perform intelligent optimization based on different audio content to make the music more expressive. Therefore, QQ Music Amplifier chooses to use virtual surround sound effects to provide a more immersive music experience.