At some point flashing roms I lost Audio during phone calls. I could not hear anyone on a call and they could not hear me. I think my modem was flashed when I flashed the international G2 MiUi rom.
To fix go here
[Heimdall][Odin][Stock+Root]UCKH7 Stock kernel, rooted system, modem (aka Unbrick)
http://xdaforums.com/showthread.php?t=1286432
Download to modem file extract it and flash the file with Odin (select the modem file in the phone section of Odin).
Fixed my issue!
To fix go here
[Heimdall][Odin][Stock+Root]UCKH7 Stock kernel, rooted system, modem (aka Unbrick)
http://xdaforums.com/showthread.php?t=1286432
Download to modem file extract it and flash the file with Odin (select the modem file in the phone section of Odin).
Fixed my issue!