Turning Off that ANNOYING Radio Beep!!!
This is how to turn off that annoying beep sound that is heard whenever the mic is keyed.
With the power off press and hold the + key, then turn the power on.
With the power off press and hold the ^ key, then turn the power on.
Press the F button twice until the rb icon flashes and On or oF appears on the display.
Then press the up or down button to set the function to off or on
Press the mode button until you see music note flashing. Press channel up or down to turn on or off.
Then press the lock button to immediately set this option.
Press menu repeatedly until music note appears and on/off flashes. press ^ to turn on or off.