Originally Posted by
forever29 What controlled the output volume of the actual phone itself before?
So what you're saying is that yours is essentially working the same
as mine is, right?
BTW this is happening with Bluetooth Streaming also.
Before the volume was controlled via head unit only as it should be with any line out device so that the signal does not get double amped. So yes it is working as if it is connected to the headphone jack.