Incomplete Androgen insensitivity syndrome is
More severe than complete androgen insensitivity.
Clitoromegaly and partial fusion of Labia.
Breast development is absent.
Karyotype is 46XX.
Incomplete AIS =

Less severe than complete AIS.
As testosterone gets converted to estrogen, breast development is proper.
Karyotype is 46 XY.
Clitoromegaly is the characterisitic feature.