I do realize the same, and I have already mentioned it in the review.
It is just to make enthusiasts aware of HUD-Mini's limitation, since Audinst's MX-2 indeed does has a working volume control function in Line-Out mode.
It is just to make enthusiasts aware of HUD-Mini's limitation, since Audinst's MX-2 indeed does has a working volume control function in Line-Out mode.
this isn't really a con since most amps does this too