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Introduction

©2014 Cobra Electronics Corporation

6500 West Cortland Street

Chicago, Illinois 60707 USA

www.cobra.com

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.

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 5:30 p.m. Central Time,  

Monday through Friday (except holidays) 773-889-3087 (phone). 

Questions

  

English and Spanish. Faxes can be received at 773-622-2269 (fax). 

Technical Assistance

  

English only. www.cobra.com (on-line: Frequently Asked Questions).  

English and Spanish. productinfo

@

cobra.com (e-mail).

For Assistance Outside the U.S.A. 

Contact Your Local Dealer

Customer Assistance

A1

Owner’s Manual

Nothing

 Comes Close to a Cobra

® 

Nothing

 Comes Close to a Cobra

® 

For more information or to 

order any of our products, 

please visit our website:

www.cobra.com

Belt Clip

Printed in China

Part No. 480-987-P

English

Version B

TWO-WAY RADIO  MODEL 

CXT645

CXT645_MANL_vB.indd   1-1

9/24/14   3:15 PM

Summary of Contents for CXT645

Page 1: ...ould 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 5 30 p m Central Time Monday through Friday except holiday...

Page 2: ...y LED Flashlight Call Alert Five selectable tones Button Lock Speaker Microphone Charge Jack Roger Beep Selectable On Off Battery Power Saver Keystroke Tones Battery Level Indicator Low Battery Audible Alert Auto Squelch Maximum Range Extender Belt Clip Important FCC Licensing Information This radio operates on General Mobile Radio Service GMRS frequencies which require a Federal Communications Co...

Page 3: ...ion batteries according to polarity markings 4 Replace battery compartment cover screw 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 ...

Page 4: ...ur 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 Quick Start 1 Press and hold the Mode Power button to turn on your radio 2 Press the Channel Up or Channe...

Page 5: ...call tone settings 4 5 HI LO SCAN Volume Button HI LO SCAN Call Button Listening Volume Level Lock Icon HI LO SCAN Light Max Range HI LO SCAN Lock Button LED S O S Flashlight Press and release the LED flashlight button below the TALK button to use the LED flashlight located at the bottom of the radio To activate S O S function press and hold the LED flashlight button to turn on Press and release t...

Page 6: ...er you select The privacy code 00 is not a privacy code but allows all signals to be heard on a channel that is set to 00 on both the CTCSS and DCS systems Set CTCSS Privacy Codes To select a CTCSS privacy code 1 After selecting a channel press the Mode Power button until the CTCSS icon appears and the small numbers next to the channel number flash on the display If DCS is turned on at the channel...

Page 7: ...d avoid transmissions triggered by background noise To turn VOX mode on or off 1 Press the Mode Power button until the VOX icon flashes on the display The current On or Off setting is displayed 2 Press the Channel Up or Channel Down button to turn VOX On or Off 3 Choose one of the following a Press the Mode Power button to enter the new setting and proceed to other functions b Press Talk or Call L...

Page 8: ...hen be used to select a DCS privacy code 01 through 83 for the channel Operation Operation Mode Functions 10 11 Nothing Comes Close to a Cobra HI LO SCAN MEM ESC Button Memory Channel If oF flashes in place of the privacy code numbers a privacy code is already set in the opposite CTCSS or DCS system Press the Channel Up or Channel Down button to cancel the opposite code and select a privacy code f...

Page 9: ...nds to enter the new setting and return to Standby mode Call Tone Setting Call Tone On Vibrate On Call Tone On Vibrate Off Roger Beep Confirmation Tone Your listener will hear an audible tone when you release the Talk button This alerts the other party that you are finished talking and it is OK for them to speak To turn roger beep on or off 1 Press the Mode Power button until the Roger Beep icon f...

Page 10: ...le scanning channels The Scan icon will continue to be displayed when scan is on Your radio will continue to scan all channels and stop if an incoming transmission is detected Your radio will remain on that channel for 10 seconds During scanning while receiving an incoming transmission you can choose from the following a Press and hold the Talk button to communicate on that channel Your radio will...

Page 11: ...Standby mode This feature is set to OFF by default Make sure the strongest Weather channel is selected for your area using the channel selection in the previous menu NOAA All Hazards Radio Channels You can use your microTALK radio to listen to NOAA All Hazards Radio channels transmitting in your area To listen to All Hazards Radio channels 1 Press the Weather button until the All Hazards Radio ico...

Page 12: ... interference that may cause undesired operation of the device Le présent appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio exempts de licence L exploitation est autorisée aux deux conditions suivantes 1 l appareil ne doit pas produire de brouillage et 2 l utilisateur de l appareil doit accepter tout brouillage radioélectrique subi même si le brouillage est susceptib...

Page 13: ...manship and materials for a period of one year from the date of first consumer purchase This warranty may be enforced by the first consumer purchaser If the product is under warranty it will be repaired or exchanged depending on the model as determined at Cobra s sole discretion Such remedy shall be your sole and exclusive remedy for any breach of warranty The procedure for obtaining service and s...

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