Cobra Electronics LI 720 Channels With the radio on, select any, Or Channel Down button

Selectable High•Medium•Low Power Output

Operation

Using Your Radio

Introduction Operation Customer Assistance Warranty

Channel Buttons	Channels	•
	With the radio on, select any of the
	22 channels by pressing the Channel Up
	or Channel Down button.

Talk Button	Time-out Timer	•
	The Time-out Timer feature limits transmit time
	to three (3) continuous minutes to extend battery
	life and prevent accidental operation. After three

Channel Number

Listening

Both radios must be tuned to the same channel to communicate.

Channels 1 through 7 are shared by FRS and GMRS. Channels 8 through 14 are FRS only. Channels 15 through 22 are GMRS only.

See page 26 for FRS/GMRS frequency allocations and compatibility charts.

Listening for a Response	•
Release the Talk button to receive incoming

transmissions. Your microTALK® radio is always in Standby mode while the Talk or

Call buttons are not pressed.

(3)continuous minutes of transmission, the radio will stop transmitting and will require a rest period of 30 seconds. During this time the display will flash on and off, and an error tone will sound if the Push-to-Talkbutton is pressed.

Hi-Low Button

•

When in close proximity to another party or during favorable conditions, you can switch from High to Medium to Low Power to extend battery life.

Hi Power Icon	This feature applies to GMRS Channels
	1 through 7 and 15 through 22
	only. Channels 8 through 14 operate
	exclusively on low power.

Call Button

Light/Max Range

Call Button	•
To alert another person that you are calling:
– Press and release the Call button.
The other person will hear a two (2) second
call tone. This tone is used only to establish
voice communications.
See page 24 on how to select from
10 available call tone settings.
To Illuminate Display	•
Press and release the Light/Max Range
button to illuminate the display for
10 seconds.

Medium Power Icon

Low Power Icon

To switch from high to medium to low power:

–Press and release the Hi•Low button.

When in High Power and using Channels 1 through 7 and 15 through 22, the Hi icon will be visible in the LCD display.

When in Medium Power and using Channels 1 through 7 and 15 through 22, the Med icon will be visible in the LCD.

When in Low Power or while using channels 8 through 14, the Low icon will be visible in the display.

When using an external speaker/ microphone accessory on channels 1-7 or 15-22, your microTALK® radio will only operate on medium or low power.

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