Hi folks,
Just got a used S4 I337, via Swappa, for use on ATT. I'm on 4.4.2 NC1. Not rooted. Yet.
AP: I337UCUFNC1
CP: I337UCUFNC1
CSC: I337ATTFNC1
I've noticed that when using it in a very quiet room, I can hear what sounds like static coming from the speaker. I don't hear it all the time...