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ER300 Owner’s Manual
midlandusa.com
Page 12
LED Flashlight
The ER300 has 2 flashlight brightness settings:
• Dim: The first press of the flashlight button will enable
the dim setting.
• Bright: The second press of the flashlight button will
enable the bright setting.
SOS Morse Code Flashlight Beacon
• To enable the SOS feature, press the flashlight button 3 times.
The SOS Morse Code is: 3 short flashes, 3 long flashes, and 3
short flashes.
• To turn off the SOS feature, press the flashlight button.
Ultrasonic Dog Whistle
• The ultrasonic dog whistle may assist search and rescue teams
to locate individuals during an emergency situation.
• To enable the ultrasonic dog whistle, press and hold the
flashlight/dog whistle button for 3 seconds. The ultrasonic dog
whistle icon will be lit in the upper right corner of the LCD screen.
• To turn off the ultrasonic dog whistle, press any button on the
radio.
Using the Headphone Jack
Plug in a set of headphones (not included) that have a 1/8 inch
mono or stereo plug.