Compared to the average rubber case, NuGuard KX is a little bit bigger in every dimension. The exterior feels like smooth rubber, with a raised, textured pattern and imprinted logo. In addition to an overly large rear camera hole, there are openings underneath for the speaker, Lightning port, and another for the microphone and headphone port. You’ll be able to connect small- to medium-sized headphone and Lightning plugs, but the largest ones…