Let me first say I am not good at reviewing audio products.  I dont focus on minute details nor do I have "golden ears".  All I care about is if the music is enjoyable and pleasant to me.  So hopefully I have properly lowered everyone's expectations here we go....   So I've had the SU-1 for...

I just received my Singxer SU-1.  As I understand it, the SU-1 does not need the USB 5V?  I have a split LightSpeed USB cable.  When I remove the 5V from the power leg, the connection to my DAC is lost.  Can someone please verify whether or not the SU-1 needs the 5V?  Also, I notice that the...