SKU: 2251832692334713 Category:


  • Brand Name: RETEVIS
  • Battery Capacity(mAh): 2000
  • Origin: CN(Origin)
  • Waterproof / Water-Resistant: No
  • Maximum Range: 3km-5km
  • Model Number: RT3S
  • Is_Display: Yes
  • Walkie Talkie Type: Portable
  • Output Power(w): 3w-5w
  • Material: ABS PC
  • Storage Channel: 3000
  • Frequency Range: VHF:136-174MHz & UHF:400-480MHz
  • Dimensions: 131x61x36mm
  • Certification: FCC
  • Radio ID: 4
  • Color code: 0-15
  • Repeater Slot: Dual time slot, 1/2
  • Contacts: 120000
  • Weight: 258g (with battery)
  • Vocoder: AMBE 2TM
  • Power: High<=5W, Low<=1W
  • Speaker mic/Headset/Programming Port: Two-pin K plug
  • Antennna type: SMA-M
  • Charger type: EU/US/UK/AU charger optional
  • VOX sensitivity: 1-10
  • Mic Gain level: 1-6
  • Button definable: Yes, can define short press and long press function
  • Encryption Setting: None/Basic/Enhanced
  • Call type: Private Call/Group Call/All Call
  • Squelch: 1-9
  • Support DTMF Signaling: Yes
  • Support GPS: Yes
  • Antenna Connector: SMA-M
  • Audio Connector: Compatible with Kenwood 2Pin
  • Usable programming cable: J9110P


Retevis RT3S DMR Digital Walkie Talkie Ham Radio Stations Amateur VHF UHF Dual Band VFO GPS APRS 5W

Choose According to Your Using Need:

1.Retevis RT3S has two versions:No GPS version and with GPS version. When you purchase,please notice the difference.

2. If you need a programming cable,please choose the options "with Cable" or "with Acces",a programming cable will be included in the package.

The options "No GPS Only Radio" and "GPS Only Radio" are without a programming cable. Please attention.

With Retevis RT3S Entering DMR Digital Walkie Talkies Era

More Popular Among Radio Communication Hams

We promise excellent quality,better after-sale service to every customer friend,winning more good ratings and confidence support!

Dual BandDual DisplayDual StandbyDual Mode

One Machine for Dual Use.Analog mode and digital mode combined in RT3S,can communicate with analog radio or digital radio,saving cost.

Large Color LCD Display

You can easily read the channel/zone/time/power/function prompt/menu and so on.Be visible, so more convenient.

TDMA Technology

In a TDMA system,while voice is using the first time slot,then the second time-slot canbe used for transmitting application data,such as text messaging or location data in parallel. Useful especially in dispatch systems that provide both verbal and visual dispatch instructions.
And,RT3S not only supports dual time slot for repeater,but also supports dual time slot for point to point.
Dual capacity direct mode (DCDM) enables a single 12.5kHz channel to support two simultaneous and independent calls.

Support Manually Frequency Editing and Channel Add

In VFO mode, you can manually input frequency, select contacts, color code, time slot, etc., and manually add channels in MR/CH mode.

Upload DMR Contacts Database Function

The function can help import or export contacts data(*csv) in bulk.
Note:Before uploading,make sure your RT3S has updated CSV firmware already.
If you need database,please visit:http://www.amateurradio.digital/

Private CallGroup CallAll Call

Group Call Match

Group Call Match in RT3S but in other walkie talkies such as Ailunce HD1 it is called Promiscuous.
Using this function,there is no need to preset and verify group call contacts to realize a call.

GPS Function (Optional)

RT3S has two versions: common version, GPS version. When you make a order,please note it.
GPS function shows more positioning information,such as lat long,altitude,bearing,etc.
You can set GPS Report Interval to send GPS info at the pre-set interval.

APRS Function(Only available in RT3S with GPS )

APRS function need to realize with GPS function, and by virtue of hot-spot tool to ensuring normal work
APRS (Automatic Packet Report System),to realize automatic report positioning,tracking

Text Message

Support a maximum length of144characters.
Support maximum50programming of prefabricated text messages.
Support up to50recently sent text messages,old message will be replaced when no place to store.

Digital Encryption

Using advanced digital voice encryption technology,in the form of numbers,to avoid frequency or channel cross and unauthorized interference or eavesdropping.
Support 16 groups of 4-bit Basic Key Value , 8 groups of 32-bit Enhanced Key Value on CPS software.
Compatible with RT3,RT8,RT82,RT90 DMR radios encryption.

Up to 8 Hours of Recording

Recording function is only available in digital mode.
Be able to record for more than 8 hours when it’s 3000 channels and 10000 contacts.
Each digital call will be recorded and stored in Call Log submenu when function is on.
Recordings can be checked and playbacked.

VOX Function

RT3S has the voice prompt function,but RT3 not.
RT3S also has VOX hands-free function,CTCSS/DCS code,Scan,TOT and record functions.

Provide Better After-sale Service For Every Friend

Retevis has been dedicated to improving quality,providing better after-sale service,and strengthening technical support.
We provide software downloading and firmware upgrade service.If you need,please contact us.


Package Includes:

  • 1 x RT3S two way radio

  • 1 x Battery

  • 1 x Antenna

  • 1 x Adapter (EU/US/UK/AU optional)

  • 1 x Charger

  • 1 x User’s manual

  • 1 x Belt clip

  • 1 x Programming cable (optional)

  • 1 x Speaker Microphone(optional)

  • 1 x Car Charger Battery Eliminator(optional)

  • 1 x Acoustic tube Headset(optional)

  • 1 x Holster(optional)

Notice: We will send you the right charger according to your country.

Main Feature:
  • Use time-division multiple-Access(TDMA) digital technology
  • Dual time slot for repeater
  • Dual time slot for point to point
  • Firmware upgradeable
  • Lone worker
  • Encryption function
  • Single call,group call and all call
  • Analog and digital combiend
  • Remote kill /stun and activate
  • Up to 3000 channels
  • Transmit interruption
  • Group call match(promiscuous)
  • Private call match(promiscuous)
  • Record
  • Emergency Alarm
  • Voice Announcement
  • VOX
  • TOT


General specifications
136-174MHz &400-480MHz
Frequency Stability
Operating Temperature
Operating Voltage
7.4V DC
131 x 61 x 36mm
258g (with battery)
Battery Type
Battery Capacity
Antenna Impedance
Audio Impedance
1W 16Omega
Channel Spacing
Vocoder Type
Highle5W, Lowle1W
Frequency Stability
Adjacent Channel Power
Free Time Slot Power
Hum and noise
-40dB 12.5KHz
Spurious radiation
Antenna:9KHz-1GHz le-36dBm
1GHz-12.75GHz le-30dBm
FM modulation mode
11K0F3E 12.5KHz
4FSK digital mode
12.5KHz(data only):7K60FXD
12.5KHz(data and voice):7K60FXW
Modulation maximum deviation
2.5KHz 12.5KHz
Nonactive slot power
Digital Protocol
ETSI-TS102 361-1,-2,-3
Audio Response
Modulation BER(bit error rate)
Analog Sensibility
0.2microV 12dB SINAD
Digital Sensibility
Adjacent Channel Selectivity
le-60dB 12.5KHz
Spurious Response
Audio Response
Rated Audio Distortion
Rated Audio Power
ge45dB 25KHz
ge40dB 12.5KHz


Question 1:   It is with GPS?

Answer: RETEVIS RT3S has two models,with GPS or without GPS,you can choose what you want.

Question 2:   Does RETEVIS RT3S has the Promiscuous function?

Answer: Yes,it does,in RT3S,it is called Group call match or Private call match.It has the ability to you listen to all groups.

Question 3:   Hello,whether encryption?

Answer: Yes,and its encryption is compatible with RETEVIS RT3/RT8/RT82/RT90.

Question 4:   Apology,this radio works with Tier II?

Answer:     Yes,RT3S is  one true dual time slot DMR radio,and it is compatible with DMR radios.

Question 5:   Why RT3 is more expensive than RT3S?

Answer:   They have the different chip,RT3 is superheterodyne,RT3S is RDA.

Question 6:   With the radio there is a wire for programming?

Answer: Now we set six different packages,the first two package do not include the programming cable,others include the cable. And then you can download the driver and software from RETEVIS official website.

Question 7:   Channels tied only to zones or there is no zones?

Answer: RT3S has many zones,and you can add the channel into the zone.

Question 8:  This support SMS ? and compatible with digital or other ht ?

Answer: Yes,RT3S support SMS short message, but the SMS function is not compatible with digital or other ht. Because each manufacturer has different solutions regarding SMS, so they are not compatible.

Question 9:   RT3S radio working on RDA chip?

Answer: Yes.

Question 10:   Has FM radio?

Answer: No,it does not support commercial FM radio.

Question 11:   How to reset RT3S radio?

Answer: pls contact the customer service,she will provide you thr original codeplug,thrn you read it into your software and write it into your radio.

Question 12:   Can I programmed the radio manually?

Answer: Yes.First enter into the VFO mode,then you can edit the frequency and other setting by keyboard.

Question 13:   Is there a roaming function? what encryption(how many bits)?

Answer: No,not support roaming function.But it  support encryption,4-bit basic password or 32-bit enhanced password.

Question 14:   does the walkie-talkie scan all the channels?

Answer: No,you can add the channels into the scanlist,then scan thescanlist.

Question 15:   This radio is compatible with P25?

Answer: No,it is compatible with DMR radio

Question 16:   How to translate analogue to digital not connecting to a computer ??

Answer:No way. You should define the channel mode through the software.

Question 17:   APRS is compatible?

Answer: Yes. Now RT3S is compatible with APRS.

Question 18:   can we pair this device with baofeng 888s/UV-5R/UV-8S/UV-9R?

Answer: Yes, can in analog mode.

Question 19: Why sometimes RT3S can’t talk normally when connected to the repeater?

Answer: In the digital channel, when the transmitting frequency and the receiving frequency are inconsistent, the default is the relay mode. In relay mode,ID 9990is not available.

Question 20:How to enter into VFO mode of Retevis RT3s?

Answer: Two way to enter into VFO mode,by software or keyboard.

1.Open the software and click on “General Setting”,

2.switch”Freq/Channel Mode” to ”Freq”, ”Model Select A” “Model Select B” to “VFO” ,

3.Click on left”VFO Mode”,define the channel mode of row A and row B separately.

4.Turn on RT3S and connect to software.

5.Click to “Program” “Write data”, Waiting to prompt programmed successfully.

6.Disconnect RT3S , notice “V” in the right of screen.

Manually switch to VFO mode by keyboard

1. Click on “Menu” to enter,

2.Select in turn: Utilities>>Radio Settings>>Mode>>MR Mode

3.Back to main interface, notice now is in MR Mode

4.Long press Red Key switch to VFO mode ,“V” icon appear

5.Repeat the operation to make row B also enter VFO mode

6.Long press Red Key again switch to MR mode

7.Click on “Menu” to enter, Select in turn: Utilities>>Radio Settings>>Mode>>CH Mode

8.Press Red key to back to main interface,RT3S is in Channel Mode.

Question 21:How to solve the problem of abnormal frequency display?

Answer:1. First turn off the radio

2.Simultaneously press and hold the two side keys to turn on the radio

3.Now it’s normal.