Up Channel/Volume Button (10)
In the standby mode, pressing this button will increment the listening volume. When in function edit mode this button will be used to adjust the unit’s settings.
Down Channel/Volume Button (11)
In the standby mode, pressing this button will decrement the listening volume. When in function edit mode this button will be used to adjust the unit’s settings.
MODE Button (12)
This button is used to select various feature settings in the GMRS and FRS modes.
External Speaker (SPK)/ Microphone (MIC)/CHG Jack (6)
This jack accepts both the optional Audiovox headset/microphone connector and the supplied wall charging adapter. For additional optional equipment and accessories for the GMRS122CH, visit the Audiovox web site at www.audiovox.com.
Scan Button (13)
With the unit in standby mode, press the Power On/Off Button momentarily to enable or disable the scan function; SCAN will appear on the display.
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