Ok my bad - the flyer is in the box, just checked everything and shook the box. I heard something and ( if you love boxes skip this line) forced the inner part off - and there it is
if you look in the fifth picture (all the way up on top) where you can see the whole HMD in the box - there is a cable going into the box in the rear left. I guess the small package was in there and got shook down into the lower parts of the box (where not man should go 
)
EDIT:
Inside stuff out:
