Motorola APX 4500 O2 CH Manual page 7

APX 4500 O2 CH
IDENTIFYING RADIO CONTROLS
Assignable Settings or Utility Functions
–
Channel Announcement Allows you to hear the Voice
Announcement audio file that is assigned to the radio's
current channel/mode. ALL CHANNELS IN THE FIRST
ZONE USE VOICE ANNOUNCEMENT
–
Dimmer Changes the display brightness.
–
DIM BUTTON DIMS BACK LIGHT DISPLAY
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