Cobra Electronics LI 3900DXC Using Your Radio, For charging microTALK radios in desktop charger

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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.
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 Battery 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 To talk to another person:
1. Press and hold the Talk button.
2. With the microphone about two inches (five cm) from your mouth, speak in a normal voice.
Auto Battery Save
Turning on Your microTALK® Radio • To turn on your radio:
– Press and hold the 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 Power buttons are pressed.
Battery Low
•
When battery power is low, the Battery Low icon will blink. Your batteries should be recharged.
•
•
Customer Assistance Warranty

Introduction

Insert Radio(s)

Using Your Radio

For charging microTALK® radio(s) in desktop charger:

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

2. Insert round connector of 120 volt adapter into jack on back of charger.

3.Plug 120 volt adapter into electrical outlet.

 

 

Introduction

Operation

On/Off Power

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 and the battery pack is charging. After the battery pack is fully charged, the charge indicator light will turn off.

It normally takes about 15 hours to fully recharge battery pack. Battery pack will not be damaged if they stay in the charging well longer than that.

Each port can charge one radio. Uses 120 Volt adapter.

Cobra recommends your radio is turned off while being charged.

The Basics to Get You Started

Your microTALK® radio is easy to use.

To get started, simply:

1.Press and hold the 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

Battery Save Mode

Talk Button

Two Inches (five cm) from Mouth

 

 

 

2 English

Nothing Comes Close to a Cobra® 3

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Contents LI 3900DXC Making Life Easier and Safer Features Product FeaturesReplace battery compartment cover and belt clip Avoid exposure to extreme temperaturesCaring for Your microTALK Radio Estimated operation time on full charge 10 hoursFor charging microTALK radios in desktop charger Using Your RadioInsert radios into desktop charger as shown Plug 120 volt adapter into electrical outletTo toggle between high and low power Selectable HighLow Power OutputListening for a Response When you are finished talking Channels To select a channelLock Feature Signal Strength Signal Strength MeterTo turn the lock feature on or off Auto Squelch/Maximum RangeScrolling through Mode Functions Mode FunctionsPrivacy Codes Set Ctcss Privacy CodesStandby mode To turn VOX mode on or offSet DCS Privacy Codes To select a DCS privacy codeTo program a memory location Memory LocationsWhile recalling a stored memory location To recall a stored memory channel locationTo de-program a memory location While de-programming a memory locationFlash on the display Channel ScanTo scan channels To scan privacy codes Privacy Code ScanMemory Location Scan Press the Mode button to proceed to other functionsTo scan memory locations Number flash on the displayTo change call settings Call Tone SettingsTo change a call tone setting Press the Mode button untilMode Button To change keystroke tones Mode Functions General SpecificationsGeneral Specifications Keystroke TonesLicensing Safety Information for microTALK RadiosLicensing For Products Used in CanadaTrademark, Products Product Service QuestionsTrademark Acknowledgement Cobra line of quality products includesLimited One-Year Warranty on Radios & Charger WarrantyDay Warranty on Cobra Lithium Ion Rechargeable Batteries For Products Purchased in Canada

LI 3900DXC specifications

Cobra Electronics has long been known for its innovative communication devices, and the LI 3900DXC is no exception. This handheld two-way radio showcases a perfect blend of advanced technology, user-friendly features, and rugged durability, making it ideal for outdoor enthusiasts and professionals alike.

One of the LI 3900DXC's standout features is its extended range capability. With a power output of up to 5 watts, this device can communicate over distances of up to 28 miles in open terrain. This impressive range allows users to stay connected even in remote locations, making it a preferred choice for camping, hiking, and off-road adventures.

The radio operates on 22 FRS/GMRS channels, providing flexibility and reliability across various environments. The inclusion of channel scan functionality helps users quickly locate the best available channel for communication. Furthermore, with 142 privacy codes, the LI 3900DXC enhances user privacy by minimizing interference from other radio users in the vicinity.

Built for durability, the LI 3900DXC features a rugged design that meets Military Specifications for resistance to dust and water, ensuring it can withstand the elements. This resilience makes it a dependable companion for outdoor activities, ensuring reliability in challenging conditions.

Another significant characteristic of the LI 3900DXC is its advanced noise-canceling technology. This feature effectively filters out background noise for clearer communication, which is crucial when navigating busy environments or while on the move. Users can count on crisp, clear sound quality even amidst distractions.

The Cobra LI 3900DXC also prioritizes convenience with its user-friendly interface. It boasts a large, easy-to-read display that provides essential information at a glance, including channel number, battery life, and signal strength. The device includes a built-in flashlight, making it a practical tool in low-light situations.

Battery efficiency is a strong selling point for the LI 3900DXC. It is equipped with a rechargeable lithium-ion battery that provides long-lasting power, minimizing the need for frequent recharging. Additionally, it can be charged using the included charging dock or a standard USB cable, adding to its versatility.

In summary, the Cobra Electronics LI 3900DXC is a feature-rich two-way radio designed for both casual users and serious adventurers. With its extended range, durable construction, advanced noise-canceling technology, and user-friendly features, it stands out as a reliable communication tool for any setting. Whether traversing the great outdoors or managing a professional team, the LI 3900DXC delivers exceptional performance and functionality.
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