The main volume adjustment knob of the amplifier speaker is 48MMX19mm and the potentiometer is made of aluminum alloy with a black flower hole on the cover
Model: The main volume adjustment knob of the amplifier speaker is 48MMX19mm and the potentiometer is made of aluminum alloy with a black flower hole on the cover
The main volume adjustment knob of the amplifier speaker is 48MMX19mm and the potentiometer is made of aluminum alloy with a black flower hole on the cover