Cobra microTALK CXT390 Owner's Manual

Introduction

Making Life Easier and Safer

Staying in touch with your family and friends is
convenient and easy when using your microTALK

®

radio. Some of the many uses you will discover include:

Communicating with others while hiking, biking, and working; keeping
track of family and friends at a crowded public event; checking with
travel companions in another car; talking with neighbors; arranging
meeting spots with others while shopping at the mall.

Secure your microTALK

®

radio while on the go.

Carrying your microTALK

®

radio with you is easy

when using the belt clip or optional wrist strap.
The belt clip easily attaches to your belt, purse,

or backpack.

Owner’s Manual

Belt Clip

TWO-WAY RADIO MODEL

CXT390

Caring for Your microTALK® Radio

•

Your microTALK

®

radio will give you years of trouble-free service
if cared for properly. Handle the radio gently. Keep the radio away from
dust. Never put the radio in water or in a damp place. Avoid exposure to
extreme temperatures.

Installing Batteries

•

To install or replace batteries:

1. Remove belt clip by releasing belt clip

latch and sliding clip up.

2. Pull up on the battery door latch to remove the
battery compartment cover.

3. Insert the supplied three AA rechargeable
batteries or non-rechargeable alkaline batteries.
Position batteries according to polarity markings.

4. Replace battery compartment cover and
belt clip.

• Do not attempt to charge alkaline batteries.

• Do not mix old and new batteries.

• Do not mix alkaline, standard (carbon-zinc), or

rechargeable (Ni-Cd, Ni-MH, etc.) batteries.

To charge batteries in radio:

1. Check to see that the batteries have been

inserted properly.

2. Insert the cable into the charge jack located at
the top of the radio.

3. Plug the cable into USB-compatible power port.

Use only the supplied rechargeable batteries and charger for recharging
your Cobra microTALK radio.

Cobra recommends your radio is turned off while being charged.
Non-rechargeable alkaline batteries can also be used in your radio.

Remove Belt Clip

Pull Up Lock Latch

Insert Batteries

Operation Customer Assistance Warranty

Introduction

Radio Charger Jack

Turning on Your microTALK® Radio

•

Press and hold the Mode/Power button until you hear
a series of audible tones indicating the radio is on.

Your microTALK

®

radio is now in Standby mode,
ready to receive transmissions. The radio is always
in Standby mode except when the Talk, Call or
Mode/Power buttons are pressed.

Customer Assistance WarrantyIntroduction

Operation

Battery Low

•

When battery power is low, the final bar in the Battery
Low icon will blink and an audible tone will sound twice

before the radio shuts off. Your batteries should be
replaced or recharged, if using rechargeable batteries.
The radio will display flashing battery icon while
charging.

Auto Power Save

•

If there are no transmissions within 10 seconds, the radio
will automatically switch to Power Save mode and the
Power Saver icon will flash in the display. This will not
affect the radio’s ability to receive incoming transmissions.

Communicating with Another Person

•

1. Press and hold the Talk button.

2. With the microphone about two inches (5 cm) from

your mouth, speak in a normal voice.

3. Release the Talk button when you are
finished talking and listen for a response.

You cannot receive incoming calls while pressing
the Talk button.
Note: both radios must be tuned to the same
channel to communicate.

Using Your Radio

Operation

Quick Start

1. Press and hold the Mode/Power button
to turn on your radio.

2. Press the Channel Up or Channel Down
button to select a channel.

Both radios must be tuned to the same
channel/privacy code to communicate.

3. Press and hold the Talk button while
speaking into the microphone.

4. When finished talking, release the Talk
button and listen for a response.

Battery Low

VOLUME

CALL

MODE

CHANNEL

Battery Save Mode

VOLUME

CALL

MODE

CHANNEL

Talk Button

Two Inches (5 cm)
from Mouth

To Select a Channel

•

With the radio on, select any of the 22 channels by
pressing the Channel Up or Channel Down button.
Note: both radios must be tuned to the same
channel to communicate.

Channels 1 through 7 are shared with FRS/ GMRS.
Channels 8 through 14 are FRS only. Channels 15
through 22 are GMRS only. See page 14 for
FRS/GMRS frequency allocations and compatibility
charts.

CHANNEL

Channel Button

Channel Number

Mode/Power

For charging microTALK radio(s) in desktop charger:

1. Insert radio(s) into desktop charger as shown.

2. Insert the micro-USB cable into jack on back

of charger.

3. Plug the cable into USB-compatible power port.

If charging light is not on, check position of radio. Radio should be
upright. The charge indicator light will stay on as long as the radio is in
the charging well, even after the batteries are fully charged.

Note: To charge a single radio, you can bypass the desktop charger and
simply insert the micro-USB’s connector directly into the charge jack
located on the top of the radio.

The radio will display flashing battery icon while charging.
Cobra recommends your radio be turned off while being charged.
Non-rechargeable alkaline batteries can also be used in your radio.

Battery Status Indicator

•

The battery charge status is shown on the display.
Four bars indicates fully charged.

Battery Charge
Status