Samsung Galaxy S4 User Manual page 34

1
2
3
4
5. Microphones are used during phone calls and allow other
callers to hear you clearly when you are speaking to them.
There are two microphones on the device:
• Bottom microphone: used during handset mode.
• Top microphone: used while an active call is in the speakerphone mode
and assists in noise cancellation (2 microphone solution).
27
5 12 11
5 6
10
9
8
7