So I am listening to this song: Brass Knuckles - Bad Habits (DotExe remix) for a long time now and I was wondering how one of the sounds within that song is made.

http://youtu.be/ORWRBwLFI_w?t=1m39s

The sound is introduced at the second drop, at 1:39 (Check the link)
It's a very high pitched ...