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Item specifics
  • Brand Name: lintratek
  • Model Number: KW20A-LTE-7
  • Item: 4G LTE 700MHz mobile phone signal repeater
  • With LCD Display: No
  • Frequency Range Uplink: 777-787MHz
  • Frequency Range Down Link: 746-756MHz
  • Power Supply: AC:100~240V, 50/ 60Hz; DC:5V 1A
  • Booster for: LTE 700mhz Signal Frequency
  • Real cover range(square meter): 200~300 square meters
  • Dimensions (D*W*H ): 145*100*20(mm)
  • Warranty: 1 Year
  • 4g repeater: 4g signal booster
Product Description

4g repeater repeater 4g booster 4g signal booster gsm repeater 4g lte signal booster 4g lte phone 4g amplifier repeater 4g lte cell signal booster 4g lte booster antenna 4g lte outdoor

Completed Set 4G LTE 700MHz Mobile Cellular Signal Booster Auto Gain Control 65dB Cellphone Repeater Amplifier With 4G Antenna

kw20A Model No. KW20A-LTE-7
Used For 4G LTE 700MHz Mobile
Gain 65dB
Real cover range 200~300 square meters
Max. cover range 500 square meters
Gain Control Automatic Gain Control ≥20dB
 Type LTE 700MHz Repeater & Booster Amplifier
Output Power 20±2dBm



IMG_28990 Model No. OBG-8NK-70/270
Used For CDMA GSM 2G 3G LTE 4G Mobile Signal 
Frequency Range 700~2700MHz
Gain 8dBi
Installation Outdoor
Cable Length 0.3Meters
Type LTE 700mhz Panel antenna 
Function Waterproof



Model No. IXD-3NK-70/270
Used For CDMA GSM 2G 3G LTE 4GMobile Signal
Frequency Range 700~2700MHz
Gain 3dBi
Installation Indoor
Cable Length 0.3 meters
Type LTE 700mhz Indoor panel antenna 


Package Including:
kw20A IMG_28990

1 x Booster With Charger 1 x Outdoor Antenna 1 x Indoor Antenna 5 Meters+10 Meters Cable





Product Pictures



300~600 square meters coverage

N Female Connector

4G LTE 700MHz

Up link:777~787Mhz  Down link:746~756MHz


NOTE: This one is 65dB Gain!!! 

Manual Gain Control & Automatical Gain Control: It can adjust Gain automatically, so that your mobile

phone can get the best signal while it doesn\'t interference with signals of

your neighbour. Besides, you can adjust the booster manually to get the best gain. The most improtant thing is Manual Gain Control can protect the circuit.







4G 700~2700MHz Outdoor panel antenna is waterproof!!!  (N Female Connector)




4G 700~2700MHz Indoor ceiling antenna  (N Female Connector)


10 meters cable for connecting with outdoor antenna and booster (N Male Connectors)

5 meters cable for connecting with indoor antenna and booster (N Male Connectors)





Completed Set 4G LTE 700MHz Mobile Cellular Signal Booster Auto Gain Control 65dB Cellphone Repeater Amplifier With 4G Antenna


Installation Approaches:

1.Fix up outdoor antenna(usually use the yagi 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(usually use panel 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.


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.





Lintratek Shipping Terms :

Items are only shipped after payment confirmed.(normally 2 days)

1.After verification the payment,we will send the items within 48-72hours except holiday.

2.We just ship to  the correctly address depend on the aliexpress you registering ,when your place an order please write down your matching address .If you want to change address, please contact us before shipments.

3.Please note that delivery time is estimated. If you do not receive your goods beyond estimated delivery time,please contact us before open dispute,we will check and solve the probem for you.

4.All goods from ours are checked before shipping. They will be packed very well to make sure they are in good condition when you get the goods.

5.When you choose UPS, FEDEX and DHL, Remote Area Fee may occur if your address is remote areas.

Lintratek Service:

1.We accept escrow and banking transfer.

2.We accept refund  if there is qualility problem(sent us the picture to evidence the problem),but need to return the goods with the original package,and the buyer need to pay for the back and forth freight.

3.Our product can boost the fine indoor signal,only if your outdoor signal is perfect,Please make sure Your side outdoor signal is good,if not, our device can not expand anything you expect.

4.Regarding to the PI declare value,we can write the value as your requirement to help your side custom clearance.

Buyer Duty:

1.Provide us your correct contact information.

2.Custom clearance and pay for it .


1.If you satisfied and love our product,please leave 5-STAR positive feedback  to encourage us keep on !

2.Feedback is important to us ,we request that you can contact us before you give the neutral or negative feedback,We will handle with a please way,that makes double win between you and us.

Packaging Details
  • Unit Type: piece
  • Package Weight: 2.6kg (5.73lb.)
  • Package Size: 37cm x 27cm x 20cm (14.57in x 10.63in x 7.87in)
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Packaging Details
  • Unit Type: piece
  • Package Weight: 2.6kg (5.73lb.)
  • Package Size: 37cm x 27cm x 20cm (14.57in x 10.63in x 7.87in)
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