[BRLTTY] USB not registering

[Rob]

Dave Mielke <Dave at mielke.cc>
> >The phone has a USB micro port. 

> It most likely has a female USB micro otg port.


Ok, confused.
I ordered an OTG cable with a micro male and mini male.
The micro end has 2 bumps on the plug end, the part that goes in the phone. The cable that came with the phone doesn't have these bumps. What do you call the cable that doesn't have the bumps?