Why can I hear people on my LG android through Tracfone but they cannot hear me?

[AC Question]

If they call and I pick up they cant hear me. If I call and they pick up they cant hear me but I can hear them. What do I need to do to fix this?

 

[B. Diddy]

Welcome to Android Central! Does it work if you're on speakerphone, or using a wired or Bluetooth headset? If so, then I'd suspect a faulty phone mic.