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call ringer. Pressing the button twice quickly will call another party on the
same channel.
Up Channel/Volume Button (15)
In the standby mode, pressing this button increases the listening volume.
When in function edit mode this button is used to adjust the unit’s set-
tings.
Down Channel/Volume Button (13)
In the standby mode, pressing this button decreases the listening
volume. When in function edit mode this button is used to adjust the
unit’s settings.
Mode Button (6)
This button is used to select the various feature settings in the GMRS/
FRS or FM radio band modes. Holding the MODE button longer than 2
seconds will toggle between the GMRS/FRS and FM band modes.
External Microphone (MIC)/Speaker (SPK)/(CHG) Jack (11)
This jack accepts an Audiovox Earbud/microphone connector, or the
Charging Adapter connector. For equipment and accessories supplied
with the GMRS600SCH, refer to Page 7 and/or visit the Audiovox web site
at www.audiovox.com.
VOX/LOCK Button (5)
Press this button momentarily to enable or disable the VOX mode; the
icon will appear in the middle right side of the display when VOX is en-
abled. Press and hold the button for more than 2 seconds to enable or
disable the LOCK mode; the keylock icon (
) will appear to disable the
MODE, SCAN and channel up/down buttons.
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