She stares him down for a good half-minute and then pulls out her commlink, tapping the screen a few times to get to the right app. Someone watching her closely will notice her lips move just enough to form comprehensible words, though she doesn't speak out loud, and when she turns the screen around to him, the dictaphone has picked up the following words, showing them written out on the screen now:

Tell me more about the kind of special thing that it is. But not here.

She isn't worried that he might try to take the thing from her, even if he tried she's fairly sure that she should be able to take him down or at least get away.