Cellular Repeater GSM DCS WCDMA 900 1800 2100 Tri Band 2G 3G 4G Signal Booster  Mobile Signal Amplifier 2 Indoor Antennas Set
ID: 67492

Cellular Repeater GSM DCS WCDMA 900 1800 2100 Tri Band 2G 3G 4G Signal Booster Mobile Signal Amplifier 2 Indoor Antennas Set

4.7 (32 votes) | 63 orders
Price: US $249.13 / piece
Discount Price:
US $ 157.68 / piece
Ships From
Plug Type

400mm 10db antenna400mm 10db antenna400mm 10db antenna

Cellular Repeater GSM DCS WCDMA 900 1800 2100 Tri Band 2G 3G 4G Signal Booster Mobile Signal Amplifier 2 indoor antennas Set

Important Note ( please read , and please read all descriptions carefully )
Make sure you can receive good signal that you want to amplify on your house outside,which must be can getting 3~5 bar signal (-70dB~-90dB signal strength) on your mobile phone. Please note that the signal booster can only boost the mobile phone network signal, but does not help to generate any signal. For example, if your outside signal has 0 bar, it can not work or bring you any signal.. Below is the method to check the mobile phone signal strength. 
Turn on the network (2G/3G/4G) you want to amplify and go to outdoors of your house:
A: Install an app: Network cell info Lite, and show the screenshot to us.
B: If you use iPhone .Holding the phone to the outside.Dial: *3001#12345#* → click into :Serving Cell info

Selling Point

1. cover: 200-500 square meters without obstacles
2. improve Gsm 900 Lte 1800 and Wcdma 2100 at the same time
3. led light indicates the state of the signal.
4. if can meet 900 1800 2100 frequency band , it can support different oprators.
5. easy to install. This signal amplifier kit includes everything you need.
6. one year warranty.
1. Gain: 70dB (DL); 65dB (UL)
2. power output: 20dBm
3. GSM: up to link 890-915 mhz; down link 935-960 mhz
DCS: up to 1710-1785 mhz; down link 1805-1880 mhz
WCDMA: up to 1920-1980 mhz link; down link 2110-2170 mhz
4. impedance: .
5. Connector Type: N Female Connector
1.Signal Booster
2.outdoor signal antenna
3.indoor signal antenna * 2

4.15m 50Omega Cable
5.English manual
installation steps:
1. Fix the reception of the roof outdoor antenna or the high place and the turn signal point.
2. Connect the external antenna to repeater machine '' BTS '' port via cable.
3. Connect indoor antenna to repeater '' MOBILE '' port.
4. AC plug power cord into the power source and finished.
5. TIP: An outdoor antenna should be "isolated" from the internal antenna, that is, it must be constructive obstacles (walls, partitions, etc.) between the antennas.
Note:when outdoor antenna and indoor antenna are separated not enough, then it will be self-oscillation. your phone will not get any signal.

Before And After Comparison

Where To Use

Beautiful Appearance: New style, big screen, unique design, is not only a cell phone signal booster but also an artwork. It can be used for apartment, hotel, office, basement of buildings, coffee shop and shopping mall etc.


Product Details:

External log periodic antenna 

11dBi gain 

frequency range : 800~2700mhz

N female connector 



Internal Ceiling antenna

7dB gain 

frequency range : 700~2700mhz

N male connector 


Coaxial 15m cable 


N male connector 



  • Origin: CN(Origin)
  • Certification: CE
  • Certification: NONE
  • Gain: 70dB
  • Output Power: 20dBm
  • Feature: Improve 2G 3G 4G at the same time
  • Coverage: 200-600sqm without barriers
  • Type: Full kit . wall installation, easy to install
  • Suitable For Countries: Africa, Europe, Asia, Oceania
  • Certificate: CE and ROHS.


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of CNTRONIC Consumer Electronics Retailer (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of cntronic.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.



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