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®
Accessories •
For more information or to
order any of our products,
please visit our website:
www.cobra.com
Nothing comes close to a Cobra
®
English
Owner’s Manual
TWO-WAY RADIO MODEL
PR 3550 WX
Nothing comes close to a Cobra
®
Printed in Philippines
Part No. 480-166-P
Version B
English
Introduction
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:
Making Life Easier and Safer
®
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.
Belt Clip
Secure your microTALK
radio while on the go.
ying your microTALK
Carr
®
®
radio with
you is easy when using the belt clip.
The belt clip easily attaches to your belt,
purse or backpack. Simply squeeze the
clip and place it where you prefer.
Customer Assistance
For Assistance in the U.S.A.
In this user’s manual, you should find all the information you need
to operate your microTALK
®
radio. If you require further assistance
after reading this manual, Cobra Electronics offers the following
customer assistance services:
Automated Help Desk
English only. 24 hours a day, 7 days a week 773-889-3087 (phone).
Customer Assistance Operators
English and Spanish. 8:00 a.m. to 6:00 p.m. CT,
Monday through Friday (except holidays) 773-889-3087 (phone).
Questions
English and Spanish. Faxes can be received at 773-622-2269 (fax).
•
Seven shared
with FRS/GMRS,
seven FRS
only, eight
GMRS only
38 Privacy Codes
•
• 10 Channel NOAA
All Hazards Radio
• Hands-Free
Operation (VOX)
®
• VibrAlert
Silent Paging
• 10 Channel Memory
• Signal
Strength Meter
• Scan
Channel, privacy
code, memory
Selectable
•
Hi•Low Power
In GMRS
Backlit
•
LCD Display
• Button Lock
• Call Alert
10 selectable
tones
Speaker/
•
Microphone/
Charge Jack
• Roger Beep
Selectable on/off
Battery/
•
Power Saver
• Keystroke Tones
Selectable on/off
Auto Squelch
•
• Maximum Range
Extender
• Belt Clip
A3
Transmit Icon
English
Product Features
Backlit LCD Display
Call Alert and
VibrAlert®Icon
Signal Strength
Meter Icon
Hi•Low
Power Icon
Receive/
Channel Numbers
Battery Level
Indicator
Important FCC Licensing Information
This radio operates on General Mobile Radio
Service (GMRS) frequencies which require a
Federal Communications Commission (FCC)
license. See page 22 for licensing and other
ormation.
related inf
Maximum range may vary and is based on
unobstructed line-of-sight communication under
ideal conditions.
Lock Icon
Keystroke Tones Icon
Roger Beep Icon
Vox Icon
Memory
Icon
CTCSS Privacy
Code Numbers
Power Saver Icon
Scan Icon
NOAA All
Hazards
Radio Icon
Memory
Location
Number
Introduction
Assistance
Warranty
OperationCustomer Assistance Warranty
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.
Remove Belt Clip
Batteries
To install or replace batteries:
1. Remove belt clip by releasing belt clip
latch and sliding clip up.
Pull Up Latch
2. Pull up on the battery door latch to
remove the battery compartment cover.
3. Insert four AAA batteries. (Always use high
Insert Batteries
quality alkaline batteries.) Position batteries
according to polarity markings.
4. Replace battery compartment cover
and belt clip.
Contact your local Cobra dealer or Cobra
directly for optional battery pack and wall
charger accessories.
The Basics to Get You Started
Your microTALK®radio is easy to use.
To get started, simply:
1. Rotate the On/Off Volume knob 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.
•
•
Nothing comes close to a Cobra
®
1
Assistance
Warranty
Assistance
Warranty
Assistance
Warranty
Operation
Assistance
Warranty
N
otice
C
autionWarning
Installation
C
ustomer
A
ssistance
On/Off Power
Battery Low
Battery Save Mode
Using Your Radio
Turning on Your microTALK®Radio
To turn on your radio:
1. Rotate the On/Off Volume knob clockwise
on your radio and adjust the volume.
to turn
A series of tones will indicate the radio is
Your microTALK
mode, ready to receive transmissions. The radio
is always in
Talk, Call or Mode/Lock buttons are pressed.
Battery Low
Your microTALK®radio has a battery level meter
that shows when battery power is decreasing.
The greater the number of bars visible, the
stronger the battery level. When the battery
level is low, the last bar and “bALo” will flash
indicating your batteries should be replaced or,
if using rechargeable batteries, recharged.
Auto Battery Save
Your microTALK®radio has a unique circuit
designed to extend battery life. If there are
no transmissions for 10 seconds, the radio will
automatically switch to
Power Saver icon will flash in the display.
the
This will not affect the radio’s ability to receive
incoming transmissions.
®
radio is now in Standby
Standby mode, except when the
Battery Save mode and
on.
Operation
•
Talk Button
Communicating with Another Person
To talk to another person:
Customer Assistance WarrantyIntroduction
•
1. Press and hold the Talk button.
Two Inches (five
cm) from Mouth
2. With the microphone about two inches
(five 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.
Both radios must be tuned to
the same channel/privacy code
to communicate.
Channel Buttons
•
Channel Number
Channels
To select a channel:
1. With the radio on, select any of the
22 channels by pressing the
or Channel Down button.
Channel Up
•
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 21 for FRS/GMRS frequency
allocations and compatibility charts.
Listening
Listening for a Response
When you are finished talking:
1. Release the Talk button to receive incoming
transmissions. Your microTALK
Standby mode while the Talk or
always in
Call buttons are not pressed.
®
radio is
•
English
2
Nothing comes close to a Cobra
®
3
Assistance
Warranty
Assistance
Warranty
Operation
Assistance
Warranty
C
autionWarning
C
ustomer
Assistance
Volume Knob
Call Button
Enter/Hi•Low Button
Hi Power Icon
Low Power Icon
Light/Max Rang
English
4
Using Your Radio
Volume
To adjust the volume:
1. Rotate the On/Off Volume knob.
Call Button
To alert another person that you are calling:
1. Press and release the Call button.
The other person will hear a two second
call tone. This tone is used only to establish
voice communications.
See page 19 on how to select from
10 available call tone settings.
Selectable High•Low Power Output
When in close proximity to another party or
during favorable conditions, you can switch
High to Low Power to extend battery life.
from
This feature applies to GMRS Channels
1 through 7 and 15 through 22 only.
Channels 8 through 14 operate
exclusively on low power.
To toggle between high and low power:
1. Press and hold the Enter/Hi•Low button for
two seconds.
When using Channels 1 through 7 and
15 through 22 on high power, the
will be visible on the display
When using those channels on low power
and on Channels 8 through 14, the
will be visible on the display.
Display Illumination
e
To illuminate your display:
1. Press and release the Light/Max Range
button to illuminate the display for
10 seconds.
.
Hi icon
Low icon
Operation
•
•
Auto Squelch/Maximum Range
Your microTALK®radio is equipped with Auto Squelch, which
automatically shuts
due to terrain and conditions. This slightly reduces the
at which signals can be heard.
Range
off weak transmissions and unwanted noise
You can turn off auto squelch to allow all signals to be
Customer Assistance WarrantyIntroduction
•
Maximum
received and extend the maximum range of your radio.
Light/Max Range
To briefly turn off auto squelch:
1. Press the Light/Max Range button
for less than five seconds.
If you hear two beeps, you have turned
the maximum range extender
on (see below).
To turn maximum range extender on:
•
1. Press and hold the Light/Max Range button
for at least five seconds until you hear
two beeps which indicates the maximum
range extender is
on.
To turn maximum range extender off:
1. Press and release the Light/Max Range
button or change channels.
Lock Feature
The Lock feature locks the Channel, Mode/Lock and Enter/Hi•Low
buttons to prevent accidental operation.
Power
Mode/Lock Button
To turn the lock feature on or off:
•
1. Press and hold the Mode/Lock button for
two seconds.
A double beep sound is used to confirm your
on or off request. When in Lock mode,
Lock Mode
lock
the
Lock icon will be displayed.
•
Nothing comes close to a Cobra
®
5
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