This is a well understood stick with at least one weird thing - why are there two D buttons? Anyway, because I had one open today, I took some pics.
NeoGeoAES-Stick-Inside-1.jpg
NeoGeoAES-Stick-Inside-2.jpg
NeoGeoAES-Stick-Inside-3.jpg
NeoGeoAES-Stick-Inside-4.jpg