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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: LINTRATEK repeater
  • Model Number: KW20A-CW 2g 3g repeater
  • Frequency: 824~849/869~894mhz 1920~1980/2110~2170mhz
  • Gain: 65db
  • Outpower: 20dbm
  • Netweight: 0.8kg
  • Product size: 165*110*19mm
  • Key words: 2g 3g repeater
  • Coverage: 100~500sqm
  • Certificate: CE,RoHS
  • Connector: N female
  • Quality warranty: 1year

Packaging & Delivery

Packaging Details: 2g 3g repeater*1
Cable *1
Indoor antenna *1
Outdoor antenna *1
Delivery Detail: 2~5 days after payment


  • 850+2100MHz signal booster
  • Coverage: 100~500sqm
  • Reducing drop/off calls.

gsm repeater, 2g 3g 850/2100 dual band signal repeater for 20dBm/65dB

Product Description


         ·   Excellent Quality

         ·    Exquisite appearance

      ·    High Technology

             ·    Considerate service

Lintratek come, to save you from the bad signal!!!


 Specification for Signal Repeater                                          

From: Vita Wong                         Tel/Whatsapp: +8613229223812
    Model No KW20A-CW
Parameter dataUplink Downlink
Frequency Range   CDMA+WCDMA824~849/1920~1980 MHz869~894/2110~2170 MHz
Output Power 17 ±2dBm20 ±2dBm
Gain 60 ±2 dB65±2dB
Bandwidth 25M+60M
Ripple in Band CDMA≤4dB,WCDMA≤5dB
Spurious Emission 9KHz~1GHz≤ -36 dBm 
1GHz~12.75GHz≤ -30 dBm 
Intermodulation Products 9KHz~1GHz≤ -36 dBm 
1GHz~12.75GHz≤ -30 dBm 
MTBF>50000 hours
Power SupplyAC:100~240V, 50/ 60Hz;DC:5V 2A
Power Comsumption< 8W
Impedance50 ohm
Mechanical Specification
 RF ConnectorN-Female
Dimensions (D*W*H )165*110*19(mm)
Net weight< 0.8Kg
Packing size  (D*W*H )240*140*75(mm)
Gross weight< 1.1Kg
Installation TypeWall Installation
Environment Conditions IP40
Humidity<  90%
Operating Temperature -10℃ ~ 55℃ 

  Signal Booster Full Sets                                                     

  • · 1 - Outdoor antenna like YAGI antenna or panel antenna
  • · 2 - Indoor Omni ceiling antenna 
  • · 3 – Power adapter 
  • · 5 - User manual
  • · 6 - Cell phone repeater
  • · 7 - 10 meters outdoor cable and 2 meter indoor cable 

gsm repeater, 2g 3g 850/2100 dual band signal repeater for 20dBm/65dB

   Signal Repeater Installation                                      

Packaging & Shipping


Company Information



gsm repeater, 2g 3g 850/2100 dual band signal repeater for 20dBm/65dB


   After - Sales Service                                                                           


We have 12 months quality guarantee for all customers, you can return goods to us when receive defective repeater, but air freight charges should be responsible by buyer.


  Signal problem & installation technique supporting                              

1.If still weak signal receipt after installation, please check if outdoor antenna point to signal tower correctly or elsewhere has stronger signal and confirm signal strength achieve-70DBM.


2.If still have no signal after installation, please check our device power adapter whether connected perfectly? And connectors connect well.


3. If strength is not steady, please check if outdoor and indoor antenna is too close; please ensure outdoor antenna has distance of 10 meters at least, with a barrier and not in a same horizontal line.


4. Packed the outdoor connector by waterproof glue, otherwise wet reduce the signal cover area.

gsm repeater, 2g 3g 850/2100 dual band signal repeater for 20dBm/65dB


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Related Products

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Frequency: 900+1800MHz/900+2100MHz repeater

Gain: 65dB

Output power: 20dBm

Coverage: 100~800sqm


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China (Mainland)
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7 Transactions 2,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.