Guys, anyone of you encounter bluetooth reception problem? when during a call, all my friends said my voice like sudden high and sudden low and sometimes like whisper. but i try the other phone connect to my bluetooth earphone dont have such problem. anyone knows what problem ?

Guys, did your mi3 got problem with gps? My Xperia z can locate a lot of satellite but mi3 only manage to locate 2 satellite . Attached is the Xperia Z with multiples of satellites, my mi3 only manage to locate number 2 and 15 and it takes very long to locate the no 2 and 15 satellite ,whereas my Xperia z only use30sec to locate all the satellites in the picture.


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