Quote:
Originally Posted by LBbluem2
It has a noise canceling effect on road noise.
Similar to noise canceling headphones the asd also supplies a supplemental frequency to isolate your ears into hearing engine noise rather that tire and wind.
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This is exactly what it seems. Some sound seems previously canceled and can now be heard.
i have to admin there is not so much differences.
Must switch on again and decide what do I prefer with or without ASD
Probably the problem will be solve after a good cat back implementation