Clone 3329E

I live in Brazil. I have a decoder chip with there 3329E. The name of the decoder is Azamérica. This link has the file .Abs -h**p://g.imagehost.org/download/0353/s810_09_07_07 - of firmware. As I extraio file seeback this firmware?
How do you do for see Keys as I open this file (.abs)
Sorry my english