Audio Settings
MIC & SPK
The MIC & SPK feature allows you to select the microphone and speaker
used by the radio for transmitting and receiving voice. With the audio
accessory connected, you can switch the audio selections. For details, see
the following table.
Option
Description
Operation
Follow
PTT
When you transmit voice through
the radio's
PTT
key, the radio
uses the internal microphone;
when you transmit voice through
the audio accessory, the radio
uses the external microphone.
l
Press the preprogrammed
Mic Set Switch
key to
change the audio
selection of the
microphone.
l
Press the preprogrammed
SPK Set Switch
key to
change the audio
selection of the speaker.
Only
Internal
The radio uses only the internal
microphone.
Internal &
External
The radio uses both the internal
and external speaker.
Only
External
The radio uses only the audio
accessory's microphone and
speaker, such as earpiece and
remote speaker microphone.
External
First
When audio accessories are
connected, the radio uses the
external microphone and
speaker; otherwise, it uses the
internal microphone and speaker.
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