I Do not know really , ever since I have came back from Pakistan I always wanted something slick and cheap. I bought my k750i from the guys from some crappy ass store back at my country and brought it back here! by accident...

The problem is that! it works..... but the signals inside my house are stronger than are OUTSIDE! so.... guys I need help with this.. I dont know what to do!

the signals flactuate like CRAzy! idk wuts the problem

I tried taking off the piece of plastic in the back of the phone... I lost that ..

Can somone help me...?