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Battery information

■ Accessories installation

DIGITAL TWO WAY RADIO

DIGITAL TWO WAY RADIO

charging. It is recommended that the new battery be operated as above 

for the first three uses. When you find the battery power is low, you 

need to charge the battery.

● Suitable battery type

Please use the specified battery for charging; use of other batteries may 

cause explosion, resulting in human injury.

● Battery safety attention

1.Do not allow metal contacts (including coins, keys, jewelry, or other 

conductive metal) to be touched by the battery contacts or pole pieces. 

Otherwise, the battery may short circuit, discharge, heat or leak, which 

may result in damage to the item or personal injury. Therefore, be 

careful when handling any battery.

2.Do not short-circuit the battery terminals or discard the battery in a 

fire. Do not disassemble the battery pack. When the battery is 

discarded, please put into a dedicated battery recycling box.

● Battery normal operation instructions

Please charge the battery indoors, battery charging at room 

temperature best.

Under normal circumstances, the charger indicator from red to green 

when the battery is fully charged, at this time the battery can be 

removed.

You can charge when Battery installed in the walkie-talkie, but when 

charging is best to turn off the walkie talkie, to ensure that the battery is 

fully charged.

Please do not charge the battery when the battery power is not used 

up (after the battery is exhausted, the voice prompt alarm will be given), 

which will shorten the service life of the battery.

Do not put a fully charged battery back on the charger to "power up" 

again, as this operation significantly reduces the cycle life of the battery.

●Extend battery life

Battery performance will reduce below -20 

 temperature conditions. 

Prepare back-up batteries for use in colder weather. Please do not 

throw away cold batteries that cannot work. These batteries may be 

used at room temperature.

Dusting the battery contacts may affect the battery life. Please wipe 

the contacts with a clean, dry cloth before inserting the batteries into the 

walkie-talkie.

● Battery storage needs to know

1.Since the battery will have a self-discharge phenomenon, the battery 

when not in use for a long time, please fully charge the battery and then 

stored to avoid over-discharge of its battery to damage the battery.

2.When the battery is in storage, remove the battery to recharge when 

stored about 6 months. To avoid over-discharge of electrolyte affect 

battery capacity.

3. Pay attention to the temperature and humidity of the battery storage 

environment. Store the battery at room temperature in a cool, dry place 

to minimize self-discharge of the battery.

If the dealer has set the 

battery power prompt

 shortcut key for the 

product, you can press the shortcut key to check the remaining battery 

power by voice prompt:

1

Install / remove the antenna

Turn off the radio and insert the antenna into the mounting hole and turn 

clockwise. 

When removing the antenna, turn it counterclockwise to remove the 

antenna.

          Do not shake the top of the antenna by hand, otherwise it will 

reduce the working performance and service life of the antenna.

2

Install / remove the battery

● Install the battery

Battery Power

Battery power is sufficient, Battery Voltage ≥3.8V

Battery power is normal,Battery Voltage about 

3.7V

Battery power is low,Battery Voltage ≤3.6V,If the 

battery voltage is lower than 3.5v, transmission is 

prohibited, but reception is not affected. Please 

charge or replace the battery as soon as possible

Voice Prompt

High Power

Medium Power

Low Power

09

10

Содержание RT53

Страница 1: ...IGITAL TWO WAY RADIO MADE IN CHINA Address 7 F Zhonghaixin Science Technology Park No 12 Ganli 6th Road Jihua Street Longgang District Shenzhen China Web www retevis com E mail kam retevis com Facebook facebook com retevis ...

Страница 2: ...s doubled and frequency resources are saved Digital and analog compatible Support DMR digital and analog two communication modes to ensure that the original analog products smooth transition to digital products to meet different communication needs Digital signaling function Rich calling modes that support DMR protocol including single call group call and all call supports remote inhibit function ...

Страница 3: ...ply single call Receive all call Start a walkie talkie call Use the channel to place a call Initiate group call Use the one touch call button to initiate a group call or a single call DIGITAL TWO WAY RADIO DIGITAL TWO WAY RADIO Emergency alarm function Emergency alarm Alarm Type Alarm Mode Send emergency alert Receive emergency alert Send an emergency alert with voice follow Receive emergency aler...

Страница 4: ...urn on or off the VOX function Quickly call key After pressing the button to call send the corresponding call message or other application functions Press this key to enter the digital contact list No 10 11 12 13 14 15 16 17 18 19 20 Shortcut name Contacts Zone increases Zone decrease Zone switching Individual Operation Monitor Battery power indication Scan on off Time to broadcast 1750Hz Signal N...

Страница 5: ... In order to maximize the performance of the product and to ensure compliance with the radiation limits in the relevant occupational or controlled environment of the above criteria the sending time shall not Indicator display Red light Green light Current charge status In charging The charging is completed DIGITAL TWO WAY RADIO DIGITAL TWO WAY RADIO Security and overview Preparation before use Bat...

Страница 6: ... Extend battery life Battery performance will reduce below 20 temperature conditions Prepare back up batteries for use in colder weather Please do not throw away cold batteries that cannot work These batteries may be used at room temperature Dusting the battery contacts may affect the battery life Please wipe the contacts with a clean dry cloth before inserting the batteries into the walkie talkie...

Страница 7: ...rned off There will be no voice prompt Volume adjustment Turn on the power turn the Power Switch Volume Control knob clockwise to increase the volume of voice reception and turn counterclockwise to reduce the volume of voice reception Selecting Zone Zone is a channel group in which you can include channels with the same attributes such as call type digital mode and analog mode in a zone which make...

Страница 8: ...l to a user group the transceiver must be configured to belong to the talk group 1 Rotate the channel knob to select the channel using the active talk group alias or ID 2 Hold the walkie talkie in its upright position and keep it at a distance of 1 to 2 inches 2 5 to 5 0 cm from the mouth 3 Press PTT key to the group call The LED indicator light is red 4 Release the PTT key to answer When the targ...

Страница 9: ...isure and waiting for your reply Press PTT key to reply If there is no voice activity for the scheduled time period the call is terminated Analog channel call On the analog channel hold down the PTT key and speak into the microphone to transmit Please release PTT key to receive Start a call In the analog mode the upper and lower line codes of DTMF can be configured by programming software and the ...

Страница 10: ...ithout pressing the PTT key This activated microphone status is called Emergency Microphone During the duration of emergency microphone Except for the pre programmed Emergency mode off key to cancel the alarm Pressing any other key will remain in emergency mode Until the emergency microphone duration is over 1 Press the pre programmed Emergency mode on button The LED indicator light is red 2 After...

Страница 11: ...the transceiver is in emergency mode and changes channel it will exit emergency mode If an emergency alert is activated on the new channel the transceiver resumes the emergency call Press the preprogrammed alarm on key in the emergency call start transmit state This way the walkie talkie will exit the status and restart the emergency call Exit emergency mode The transceiver exits emergency mode wh...

Страница 12: ...e microphone detects that the voice reaches the level to trigger the voice activated transmission the walkie talkie automatically transmits the voice The Busy Channel Lockout is prevent interference with other users that are transmitting on the same channel The TOT is over the time of a single transmits the default is 60 seconds the walkie talkie will automatically terminate the transmits and issu...

Страница 13: ...e channel Get close with each other Setting the same frequency channel color code time slot Change to new frequency or correct the squelch Set the signal for all radio in the group Get close with other members Move to open environment restart the radio Avoid the device interfering the radio Reason The battery doesn t be installed correctly The battery runs out The battery is poor contact causing b...

Страница 14: ...e continuous development of technology we reserve the right to change the design and specification of the product without notice No copy modification translation and dissemination of this handbook may be made in any form without the prior written authorization of our department The third party products and contents involved in this manual belong to the third party Our company does not guarantee it...

Страница 15: ... for this radio could violate the rules FCCRequirements This device complies with part 15 of the FCC Rules Operation is subject to the condition that this device does not cause harmful interference Licensed radios are applicable This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions Other devices are applicable 1 This device may not cause harmful in...

Страница 16: ...r devices or systems To avoid such interference turn off the radio in areas where signs are posted to do so DO NOT operate the transmitter in areas that are sensitive to electromagnetic radiation such as hospitals aircraft and blasting sites Portable Device this transmitter may operate with the antenna s documented in this filing in Push to Talk and body worn configurations RF exposure compliance ...

Страница 17: ...our radio when you are in a potentially hazardous environments Near electrical blasting caps in a blasting area in explosive atmospheres inflammable gas dust particles metallic powders grain powders etc Turn off your radiowhile taking on fuel or while parked at gasoline service stations To avoid electromagnetic interference and or compatibility conflicts Turn off your radio in any facility where p...

Страница 18: ... the RF exposure guidelines and may violate regulations For a list of Retevis approved accessories for your radio model visit the following website http www Retevis com Approved Accessories Forbid Do not use charger outdoors or in moist environments use only in dry locations conditions Do not disassemble the charger that may result in risk of electrical shock or fire Do not operate the charger if ...

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