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lintratek Repeater 2g 3g 4g Signal Booster GSM Tri Band 900 DCS 1800 WCDMA 2100 cell phone Cellular Signal Booster Amplifier

94 % of buyers enjoyed this product!
Availability: in stock
Ships From: China Spain Russian Federation
Plug Type: EU Plug US Plug AU Plug UK Plug
Price:  117.86 €
Sale Price:  68.36 €
from AliExpress
45 days Money back 45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.
On-time Delivery On-time Delivery
Guarantees: On-time Delivery 60 days

Please make sure your Frequency is

GSM(900MHz)+ Band 1 (2100MHz) WCDMA +Band 3 (1800MHz ) DCS

If the frequency does not match. Amplifier does not work.

We suggest that you can check the frequency of 4g frequency before buying !!! Thank you !

The following is the method of testing the frequency of phone(Turn off WIFI):
1. Android phone install the apps: or

By the way, please make sure that OUTSIDE your house, there is great signal, at least full of 3 bars can be received on the phone.

2G+3G+4G GSM 900+ WCDMA 2100 +DCS/LTE 1800

Tri-band signal booster Full kit

Selling point

Model No


Working system


GSM frequency

Uplink :890-915mhz

Downlink :935-960mhz

DCS frequency

Uplink : 1710~1785MHz

Downlink :1805-1880 MHz

WCDMA frequency

Uplink : 1920-1980 MHz

Downlink :2110-2170 MHz



Power Supply


Connector Type

N female connector

Operating temperature


Power Comsumption

< 24W


50 ohm

Installation Type

Wall Installation

Environment Conditions



< 90%


Heatsink Convection cooling

Package contain
1.Tri-band booster for GSM900mhz+WCDMA2100mhz+DCS1800mhz
2. Charger EU Plug (AU/UK/US Adapter will come with the item according to your shipping address)
3.LPDA Antenna

4. Indoor Ceiling Antenna

5.15 Meters Black RG6 Coax. Cable

Improve Indoor mobile signal,no more dropping calls,no more bad network speed.


1.high gain ,easy let you get full signal indoor .
Call and data network without worrying about stuttering.
2.Intelligent LCD Display
Signal enhancement visualization,Smaller size, higher gain

Accessories contain
Indoor antenna
Omnidirectional antenna
15 Meters Black RG6 Coax. Cable
N male – N male connector

Model No


Name of cable

Solid polyethylene insulated coaxial cables



DC Resistance of inner conductor at 20℃


Characteristic impedance

50 ohm ±2Ω



Inner conductor Material

Bare copper

Insulation Material


Outer conductor Material


Out jacket Material




Suitable for signal booster

2g 3g 4g network

Important notes

To let a booster work it needs conditions :1.Matching signal frequency. Good outdoor signal strength

Testing method ↓

1. please be sure that signal outside of your house is good enough to enable booster to work , what good signal is:
a). stand there to check if you can make fluent call or not,if can ,then you buy ,otherwise please dont buy ;
b). Put your phone there to check its signal strengthness :
Android : setting→about phone→status→network ,dbm display shall be at -90dbm to -95dbm around ;
IOS : dial *3001#12345#*, dbm display shall be at -90dbm to -95dbm around ;

Samsung phone .Holding the phone to the outside. Dial: *#0011# →ServiceMode→

2. Please be sure the place where you are going to install is GSM 900MHz(Uplink:890~915Mhz Down link:835~960MHz) / WCDMA 2100mhz(Band 1:Uplink:1920~1980 MHz;Downlink:2110~ 2170 MHz) /DCS 1800MHz(Uplink:1710~1785MHz;Downlink:1805~1880MHz)

3. ( Important ) Install them correctly to avoid interference ( auto osillation ), when interference exist , signal LED will be normal on,but phone can not make call or no signal displayed on phone, for small cars ,it is a big problem to solve . Many buyers meet this problem , and can not solve it well

For avoiding unhappiness ,please do not buy before you are clear about the above .

If you have any question ,feel free to contact us .

If protection time is running over ,please contact to extend time ,

Need us suggestion,please contact us before buying .

We will give you a best solution to get the best signal .Thank you.

Booster wroking

Installation Approaches:

1.Fix up outdoor antenna on the housetop and point to signal tower.

2.Connect outdoor antenna to „BTS“ in repeater via cable;

3.Connect indoor antenna to“Mobile“ in repeater via cable;

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.

TIP: An outdoor antenna should be „isolated“ from the internal antenna, that is, there must be constructive obstacles (walls, partitions, etc.) between the antennas.

When the distance between the external antenna and internal antenna is not far enough, both antennas will receive signal from the other one, then your phone will not receive any signal.

A mobile phone signal repeater provides the ultimate solution in any area where
Cellular communications can not work well due to leak of signals,the repeater
Device features easy installation & operation ,build-in indoor antenna and no
Interferece,it could also improve indoor electromagnetism environments.
Protract cellular battery life and reduce radiation of cellphones.
A mobile phone repeater is ideal for house ,home,office use.
High gain ,easy installation and operation.
Full-duplex,singal-port design,build-in power supply.
Use ALC technology ,adjust extent automatically.
LED light working &signal condition indicators.
Big linear power,control intermodulation & scatteration stably.
Problems and solutions ( important ) , please read :
All booster will be tested before shipping to ensure quality , if you dont know any about booster and installation please start from 0 as below .
1. After power connected ,if LCD does not display or power LED is not on ,it means booster is defective ,kindly choose a friendly to solve it ,we accept to reship or refund. Andy dispute or negative will cause you on black list and an uncooperative solution ;
2. After you connet cables and antenna onto booster ,Lcd display 1-3 bars, you need to change your external antenna to a better place to gain stronger signal, if you use small pin antenna ,please upgrade it to a panel or a yagi ; If you can not find a place with good signal to enable booster with full bar display ,it means your outdoor signal is too bad ,booster will not work . So please kindly contact for a solution to return .
3. After you connet cables and antenna onto booster ,Lcd display full bar or signal LED is on ,but phone can not make call , it means big interference ( not booster quality problem ) which cause booster dead called auto osillation , so you need ( indoor and outdoor antenna can not see each other ) :
1). Use longer cable to enable external antenna far away from booster and indoor antenna ;
2). Face external and internal antenna to different direction;
3). Close widows or door to ensure both antennas well insulated .
4). Check with your operator to ask what frequency are adopted in your area to ensure your booster matchs ( operator will use 900mhz in some area and use 1800mhz in an other area ) .

A letter to buyer from our shop:

1.Please make sure your address and full name correctly so that can receive the goods in time;

2. All items will be shipped out in 2-7days once the order's payment had been confrimed, the earlier you pay, the sooner you will get the item.

3. Online free shipping price only includes the product cost and the courier free. not include any tax or custom clearance fee that may be levied in customer's country. We will try our best to help you to get the goods, but we are not responsible for this.

4. If you have any queries with our items or services,please feel free to contact us first, thanks!


1. .We mainly provide China air mail post for shipping method and Some more suitable choice by post.

2. Any import charges are the buyer's responsibility. We will not take any responsibility.

3. Please check the Shipping & Handling Fee before purchase. Please make sure your address is the correct shipping address. We will not hold responsible for lost, damaged, or stolen mail. Please pay for insurance to avoid these situations. Saturday, Sunday & Public Holidays is not available for shipping.

After-sale service

1. When you received the parcel, please open and check it before signing. Do not sign if the items are broken and ask the delivery company to make a „damage certificates“. Otherwise, we will not provide any warranty and refund, thanks for understanding!

2. Dear Friends, if you have any questions or comments about our products or policies, please do not hesitate to contact us via order message or leave us a email adress. we will respond you within 24 hours.


1. Your satisfaction and positive feedback is extremely important to us, please leave a good feedback to us if you are satisfied with our items and service.

2. Customer satisfaction is the most important return for us. If you have any questions, please let us help you to solve it. We understand your feeling and will try our best to solve your problem.

3. We aim to provide Top Level Customer Service. We greatly appreciate your 5-STAR POSITIVE feedback and please do NOT leave negative feedback without asking for helping.

Shipping Company Shipping Cost Estimated Delivery Time
DHL 3 - 7 days
UPS Expedited 3 - 7 days
EMS 5 - 14 days
Post Air Mail Free Shipping 15 - 45 days
Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).

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Price:  117.86 €
Sale Price:  68.36 €
from AliExpress
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