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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: lintratek repeater
  • Model Number: KW20L-DCS signal booster
  • Gain: 70db
  • Output Power: 20dbm
  • Frequency: UL:890~915mhz DL: 935~960mhz
  • Product Size: 200*110*25mm
  • Net Weight: 0.85kg
  • Coverage: 300~800sqm
  • Connector: N female
  • Certificate: CE, RoHS
  • Quality Warranty: 12 Months
  • Key words: signal booster

Packaging & Delivery

Packaging Details Mobile signal booster*1
Indoor antenna*1
Outdoor antenna*1
Delivery Time Shipped in 2 days after payment

high gain good quality gsm 1800mhz cell phone signal booster


  • 1800MHz signal booster
  • Coverage: 300~1000sqm
  • Reducing drop/off calls.
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
Parameter dataUplink Downlink 
Frequency Range CDMA1710~1785 MHz1805~1880 MHz
Output Power17 ±2dBm20±2dBm
Gain 65 ±2 dB70±2dB
Bandwidth 25M
Automatic Gain Control ≥20dB 
Ripple in BandDCS≤6dB
Spurious Emission  9KHz~1GHz≤ -36 dBm 
1GHz~12.75GHz≤ -30 dBm 
Intermodulation Products9KHz~1GHz≤ -36 dBm 
1GHz~12.75GHz≤ -30 dBm 
MTBF >50000 hours
Power Supply AC:100~240V, 50/ 60Hz;DC:5V 1A
Power Comsumption < 3W
Impedance 50 ohm
Mechanical Specification  
 RF ConnectorN-Female
Dimensions (D*W*H ) 200*110*25(mm)
 Cooling  Heatsink Convection cooling 
Net weight < 1Kg
Packing size  (D*W*H ) 250*240*65(mm)
Gross weight < 1.2Kg
Installation Type Wall 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 - Signal repeater
  • · 7 - 10 meters outdoor cable and 2 meter indoor cable 


   Signal Repeater Installation                                      

Packaging & Shipping


Company Information



high gain good quality gsm 1800mhz cell phone signal booster


   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.


Contact person



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