Control Buttons & Indicators
Use to:
Monitor Channel
Activity
Use to:
-Talk on the Radio
-Send a Call Tone
- Save a setting
Use to:
-Scan for active channels
-Lock the keypad
Speaker
Use to:
-Turn On/Off the Radio
-Enter/Exit the menu
Ext. Spk/Mic
Use to:
-Increase the volume
-Scroll through the menu
Use 
to:
-Decrease the volume
-Scroll through the menu
Microphone
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