Detroit producer Key Wane delivers his debut mixtape, “So Many Keys.” Wane is known for working closely with Big Sean as well as producing some of the biggest songs including Meek Mill’s “Amen,” Big Sean’s “24K of Gold,” and Young Jeezy’s “Knob Broke.” The tape serves as a collection of his compositions and also features a brand new track, “Have Some Fun.” Hosted by DJ Mo Beatz, you can stream/download the tape after the jump.