Feature(may vary by option.)

●The transformer functions as a microphone, regardless of the length of the pipeline, 5 meters, 10 meters... the voltage is stable, and the transmission is stable. The result is stable sound quality.
●It can also act as a filter to remove unexpected frequencies to avoid interruptions. The transmission is smooth and the sound quality is clean. If you are a serious user, we suggest you give it a try.

[M57A]

Description

What is the function of transformer ??
A transformer has a function in microphone, no matter how long the cable ,5 meter ,10 meter...its voltage is stable and transmission is stable . The result is stable sound quality . It also works as a filter to take out unexpected frequency to avoid interruption. Transmission is smooth and sound quality is clean. If you are a serious user, we suggest you try it .