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  All Products »  Repeater Controller »  SR-628 cross band Duplex Repeater Controller
SR-628 cross band Duplex Repeater Controller           SR-628 cross band Duplex Repeater Controller
Item Code: SR-628
Product Name: SR-628 cross band Duplex Repeater Controller
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SR-628 Duplex Repeater Controller

The SR-628 is a multi-function and cheaper device that connects any handheld or mobile radio.

By equipment and so on our assemble the build, the new generation trunk-line board, the internal structure design are finer, the outward appearance is more attractive. Besides can provide a the basic repeater function which has following the receiver transmitter, furthermore has the Simple connection, provides the more ideal 2-way radio conversation region for you, causes you maintains the relation in the bigger operating region.

When the radio units are connected, the received signal on a radio unit will be real time transmit on the other radio unit.
Input A: Channel A is TX When channal B is RX.
Input B :Channel B is TX When channel A is RX .

The purpose can be done in two different places and using different frequency bands intercom, through our mutual communication relay station.

This is a radio cross band duplex repeater controller. It is an easy of operation and cost effective and highly flexible platform for setting up bi-direction cross band duplex repeater with mobile radio and handheld radio.

The SR-628 has 2 audio ports input and out , they are used to connect with mobile and handheld radio. DTMF remote control function with password protection is available in the . User can control the repeater ON or OFF remotely by DTMF. Multi-LED display 2 of radio status , and build-in battery Level

Major Features

  • Works with most popular handheld radios
  • Multi- LED display 2 radio status , And controller Battery Level
  • Real time duplex repeater with link radio
  • Allows user to change the DTMF remote control password by radio
  • Operates on both build-in Li-ion battery 72 hours long life operation
  • External DC 5~24V power supply
  • DTMF remote control repeater function ON and OFF with password protection
  • Professional manufacturer low power consumption .


Tech Specs

Connector Radio unit: 2
Build in 3.7V Li-ion Battery: 900maH
Ext.DC Jack 5.5/2.1mm: DC5V~24V
Standby Time: 180hours
Standby Current: 4mA
Work Current: 20-30mA
SIZE: 110×80×25mm
Charge  Red Charge/ DC in
 Blue Full
Power  Red Power on
 Red flash  Sleep mode
Status  Red Radio A RX , B TX
 Blue Radio B RX , A TX
Battery Life  Yellow LED **** 100%
  Yellow LED *** 80%
 Yellow LED ** 50%
 Yellow LED * 40%
 Yellow LED * Flash 10~30%

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Protected Battery TR14500 800MAH        


Package Contain

  • 1 x SR-628 Duplex Repeater Controller
  • 1 x 100-240V power supply unit
  • 2 x Radio connect cable
  • 1 x English Manual

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