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Standby Mode 

 

When Battery low 

 

When you press and 

hold 

Talk

 button and 

the Radio is 

transmitting

During VOX feature 

enabled

Power Off the Radio during charging

Under Charging

Fully Charge

LED indicators

2

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  (Battery already pre-installed)

 

To install or replace batteries:

1. 

Remove Holster by releasing the belt clip latch and 

slide the holster downward.

2.

 Unscrew 2 screws at battery door with a proper 

screwdriver, you may use a Philips* Head #1 

screwdriver to open it.

3.

 Open the battery compartment cover, connect the 

connector of the battery to the socket of the radio 

inside the battery compartment in proper polarity.

4.

 Place the battery inside battery compartment and 

align the wires as shown. 

   (Note: Wires are required to be tucked into the battery 

compartment completely and carefully. If any object 

interfere the O-ring, its sealing performance will be 

affected.)

5. 

Place the battery compartment cover, screw down the 

screws mildly.

  (Screw nuts may be damaged if overtighten)

6.

 Re-attach the holster.

3

Maximum range may vary and is based on unobstructed 
line-of-sight communication under ideal conditions. 

Remove Screws

1

2

Remove Holster

Features

•   22 Channels with 

Preset privacy 

codes

•   User Adjustable 

Privacy Codes

 (38 

CTCSS codes)

•   Hands-Free 

Operation (VOX)

•   Speaker/ 

Microphone Jack

•   Roger Beep 

Selectable On/Off

•   Battery/Power 

Saver 

•   Keystroke Tones

•   Low Battery 

Audible Alert

•   Auto Squelch

•   Holster with Swivel 

Clip

•   IP54 Dust 

Protected and 

Water Resistant

O-ring

Wires Alignment

1

2

Battery Connector

Green

 LED flashes 

every 5 seconds

Red

 LED flashes every 

5 seconds

Green

 LED on 

 

  

 

  

 

Blue

 LED flashes every 

5 seconds

Solid 

Red

 (No flash)

Solid 

Green

 (No flash)

Summary of Contents for microTALK PX280

Page 1: ...Owner s Manual Printed in China Part No AL ML44100 English TWO WAY RADIO MODEL PX280 Nothing Comes Close to a Cobra PX280 Owner s Manual Nothing Comes Close to a Cobra...

Page 2: ...tery in any area labeled Hazardous Atmosphere Any sparks created in a potentially explosive atmosphere can cause an explosion or fire Do not disassemble crush puncture shred or otherwise attempt to ch...

Page 3: ...tched off in designated areas such as gas refueling stations hospitals blasting areas potentially explosive atmospheres or aircraft 6 If you experience a skin irritation after using this product disco...

Page 4: ...tery compartment in proper polarity 4 Place the battery inside battery compartment and align the wires as shown Note Wires are required to be tucked into the battery compartment completely and careful...

Page 5: ...rrosion Clean the charging contacts using a dry cloth Inspect the charging contacts in the charger pocket for contamination or corrosion If contamination or corrosion are found remove power from the c...

Page 6: ...the radio chirps the current channel number and user adjusted privacy code setting if any prompted Your microTALK radio is now in Standby mode ready to receive transmissions The radio is always in St...

Page 7: ...following a Press the Up or Down button to change channel number b Press the Talk button to return to Standby mode c Do not press any buttons for 6 seconds the current channel number prompted again a...

Page 8: ...o incorporates two advanced coded squelch systems that can help to reduce interference from other users on any given channel CTCSS Continuous Tone Coded Squelch System provides 38 privacy codes and DC...

Page 9: ...return to Standby mode c Do not press any buttons for 6 seconds to enter the new setting and return to Standby mode Voice Activated Transmit VOX In VOX mode your microTALK radio can be used hands free...

Page 10: ...Set the volume control in a low position and use as low a volume as possible 2 Avoid turning up the volume to block out noisy surroundings Whenever possible use your radio in a quiet environment with...

Page 11: ...imits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed...

Page 12: ...Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation...

Page 13: ...LAR PURPOSE ALTIS EXPRESSLY DISCLAIMS ALL WARRANTIES NOT STATED IN THIS LIMITED WARRANTY ANY IMPLIED WARRANTIES THAT MAY BE IMPOSED BY LAW ARE LIMITED TO THE TERMS OF THIS EXPRESSED WARRANTY LIMITATIO...

Page 14: ...22 23 Notes...

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