Report item
Item specifics
  • Brand Name: lintratek
  • Model Number: KW20L-CP
  • Frequency Range Uplink: 824~849/1850~1910MHz
  • Frequency Range Downlink: 869~894/1930~1990 MHz
  • Output power: 20dbm
  • Gain: 65dB
  • RF connector: N-Female
  • MTBF: more than 50000 hours
  • Net weight: 1.2KG
  • Installation Type: Wall Installation
  • is_customized: Yes
Product Description




gsm repeater  gsm booster  gsm 900 booster signal booster gsm 900mhz  booster signal gsm 



Lintratek Gain 65dB signal amplifier 850Mhz 1900Mhz Dual band signal booster CDMA PCS signal repeater  with LCD Display


Selling Point:

1.CDMA850MHZ+PCS1900MHZ dual band repeater ,amplify CDMA +PCS double system signal

2.Dual band mobile phone signal repeater with LCD display

3.1000sqare meter coverage without barrier

4.65db high gain  and  20dbm output power



Product Feature:

1.High linear design,with LCD display.Little interference to BTS

2.Provide quick coverage solution for small signal weak & block zones,reduce drop/off calls.
3.Compact size, low consumption, easy installation, great cover.
4.Cover about 200~1000 m⊃2; without block or obstruct.
5.Reduce cellphone transmit power.

6.Suitable for all countries

7.Easy to install


Product Detail:

Dual Band Repeater With LCD

Model KW20L-CP
Frenquecy Range



Working System CDMA850+PCS1900
Gain 65dB
Output Power 20dBm
Bandwidth Wide Band
Ripple in Band ≤5dB
Noise Figure @ Max.Gain ≤7dB
V.S.W.R ≤3dB
MTBF >50000Hours
Power Supply AC:110~240V; DC:12V 2A
Power Comsumption <36W
Impedance Matching 50ohm

Mechanical Specification

RF Connector N Female N
Cooling Heatsink Convection Cooling
Dimension 195*180*20(mm)
Weight 1.5KG
Installation Type Wall Installation
Environment Conditions IP40
Humidity <90%
Operating Temperature -10°C~55°C


KW20L-GD (2)KW20L-GD (3)KW20L-GD (5)IMG_8243


Package Including:

1. Dual band booster for CDMA850+PCS1900 
2. Charger EU Plug (AU/UK/US Adapter will come with the item according to your shipping address) 
In order to achieve good results,please do pay attention on the following notes:
1. Please make sure distance above 10M between indoor and outdoor antenna, it\'s better divides one from another by a wall.  try your best to keep the distance between outdoor antenna and indoor antenna as far as possible.
2. Please try to choose a good signal place to set up outdoor antenna. install the outdoor antenna on the highest point of your building as possible as you can. 
3. Please make sure that there are good signal 4-5 bars on your outdoor, or it will not work on your room.(Please take care the booster\'s functions is only to amplify the cellphone signal,do not create the cellphone signal,so if you cann\'t have a stable 2-3 bars in your cellphone at the place you want install the outdoor antenna,the booster maybe do not work well or even do not work. )

Way to check signal strength:

1.Check outdoor signal strenght by your smart phone,Access to "Seting "-----"About Phone(about equipment)" can find some information about website and signal streght to check your place signal status.
2.Signal strenght it is better that much than -70db or -65db , the repeater can work well.

Performance advantages:

The miniature repeater with its unique compact, light weight, easy installation, small interference on the network, the reliability and stability of the unique advan-tages, has been widely, especially suitable for the modern city building area indoor coverage. The miniature repeater is mainly used in office buildings, shop-ping malls, large underground parking field, exhibition center, workshop. Signal using a small power cover-age within building will be more uniform, reduce the cost of inputs.

Suitable place:


Working principle:

1.Outdoor antenna received the signal from signal tower.
2.Then,through cable sent the signal to the indoor repeater.
3.The repeater accepts  and improvs the signal.
4.After that,the fine signal goes into indoor antenna,via cable to  your mobile phone.

Installation step:

1.Fix up outdoor antenna(log period antenna) on the housetop and point to signal tower.
2.Connect  outdoor antenna to "BTS" in repeater via cable.(Notice:the machine must be away from outdoor antenna for  more than 10 meters)
3.Connect indoor antenna(ceiling antenna)  to"MS" in repeater via cable(the machine must be away from indoor antenna for more than 1 meters)
4.Plug the power adaptor,power light will be lighting ,when the outdoor antenna receive the strong signal the LCD will be display the signal
Please note that,when you find signal twinkling and have no full signal display  that means have no signal input and you need to check your outdoor antenna position.



Common problems and soluton:


Our company:




Packaging Details
  • Unit Type: piece
  • Package Weight: 2.0kg (4.41lb.)
  • Package Size: 32cm x 20cm x 6cm (12.60in x 7.87in x 2.36in)
Calculate your shipping cost by country/region and quantity.
Quantity: Ship to:
Packaging Details
  • Unit Type: piece
  • Package Weight: 2.0kg (4.41lb.)
  • Package Size: 32cm x 20cm x 6cm (12.60in x 7.87in x 2.36in)
We support the following payment methods. All payments made on AliExpress are processed by Alipay.