dji pocket 2 do it all handle audio noise

The audio level is set to 20db.
"Do it all handle" is connected to the rode "wireless go" receiver, but the receiver is turned off. So, there are no audio input or any preamps except pocket 2 and "Do it all handle".
Noise level - disappointing.

Видео dji pocket 2 do it all handle audio noise канала Oleksandr Sorokin