please put more information into your first post.
re-branded ....what does mean to you?
it has the appearance of Maximux iX
and image at back appears to match official image of phone IMHO
[Only registered and activated users can see links Click here to register]&product_id=133
so do you think you can cross check your specs to official site?
I suspect you think you have a fake of the original in which,
when specs don't match......ask for a refund
we are not mind readers.....you have to check the specs your self.
external specs should be easy to check.
try antutu for the other specs
good luck