Hi,
I have the 7,1 MP and need an additional USB type A I/O card. I have so far tried the Sonett USB3-4PM-E Allegro as well as the Inatek KT4005. So far to almost no avail. The Sonett had 2 of 4 ports functioning, including power. The other 2 were dead. The Inatek works on all 4 during system...