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Just plug in a will work with out adjusting the gain
Sorry, there was a problem. Please try again later.yes you will want to reset your gain with the bass knob turned all the way up
Sorry, there was a problem. Please try again later.I have a 300.1 and added this after i installed and tuned it. I noticed no difference, but tuned up my gains on head unit so I can add head room to music that was older and quieter than current higher bit tracks.
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