
The frequency division is a sound equipment that can divide the sound signal into several bands. The audio manufacturer knows

KTV, Bar, and Performing Arts often encounter the problem of singing "tired". The audio master feels good after deb

Wireless microphone can achieve sound restoration and expansion. Compared with wired microphones, it is easier and more favor

In the speaker, the audio signal will generate a strong vibration in the magnetic field after the audio signal is connected.