• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: lintratek
  • Model Number: KW23F-GWL signal amplifier
  • Frequency: UL:890-915 /1920-1980 /2500~2570mhz DL:935~960/2110~2170/2620~2690mhz
  • Output Power: 20dbm
  • Gain: 65dBi
  • Certificate: CE,ISO
  • Coverage: 200-1000sqm
  • Connector: N female
  • Power Supply: AC90~264V ,DC5V 3A
  • Product Size: 270*170*60mm
  • Net Weight: 5kg
  • Quality Warranty: one year

Packaging & Delivery

Packaging Details Neutral packing
Delivery Time about 2-3 days

Product Description

3g 4g lte repeater, triple band repeater 900+2100+2600 4g lte signal amplifier, cell phone amplifier


Parameter dataUplinkDownlink
Frequency Range890~915/1920~1980/2500~2570 MHz935~960/2110 ~ 2170/2620~2690 MHz
Output Power 15 ±2dBm20 ±2dBm
Gain60  dB65  dB
Bandwidthavailable upon request
Automatic Gain Control>20dB
Ripple in Band≤6dB
Spurious Emission          9KHz~1GHz≤ -36 dBm
1GHz~12.75GHz≤ -30 dBm
Noise Figure @ max. gain≤ 6 dB
MTBF>50000 hours
Power SupplyAC:90~264V ;DC:5V 3A
Power Comsumption< 5W
Impedance50 ohm
Mechanical Specification 
RF ConnectorN-Female 
CoolingHeatsink Convection cooling
Dimensions (D x W xH )250*200*35(mm)
Installation TypeWall Installation
Environment ConditionsIP40
Humidity< 90%
Operating Temperature-25°C ~ 55°C

Packaging & Shipping

Company Information




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


Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
Trade Assurance
China (Mainland)
Transaction Level:
Supplier Assessments:
29 Transactions 10,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $37,000
Learn More