Are the Kraang male or female?

[Metalhead 2.0]

Originally Posted by MewMeow

I was rewatching Teenage Mutant Ninja Turtles: Showdown and Showdown Part 2 today, and I realized Kraang Prime's voice. Is it a female, because it does sound like it, or is it a male with a very high voice. Also, can the other Kraang be males, not me males, be females, or not be females. I find this interesting, since in the 1987 toon, it was obvious Krang was a male. So, are the Kraang male or female?