Mobile Amplifier tri band repeater 900 1800 2100 GSM repeater DCS WCDMA 2G 3G 4G repeater LTE cellular Signal Booster
ID: 67486

Mobile Amplifier tri band repeater 900 1800 2100 GSM repeater DCS WCDMA 2G 3G 4G repeater LTE cellular Signal Booster

4.8 (288 votes) | 523 orders
Price: US $328.49 / piece
Discount Price:
US $ 167.87 / piece
Ships From
Plug Type

Buy more assured

1,Factoy sale directly,Price more favorable and quality more guranteed.

2,All of our products are joined Cntronic "free return "plan,buy more assured.if there is any question,you can contact us,we and engineer team will always here to help you slove all the problems.

How to choose mobile phone signal amplifier

1.Make sure the frequency band of your carrier is suitable for this item.Otherwise the device can't work for you. If you do not so clear the frequency of your phone, you could click this link for check the frequency band of your carriers.Below are some countries' frequency bands for your reference

2.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.


[1] Coverage: 300-500 square meters without barriers

[2] Improve Gsm 900 Lte 1800 and Wcdma 2100 at the same time

[3] Support more than 20 cell phones to use at the same time

[4] Support different operators which has GSM 900 1800 or WCDMA 2100 frequency band

[5] Easy to install. This repeater set includes everything you need.

[6] LED signal light indicates the signal status.

[7] One year warranty


1. Gain: 70db

2. Power output: 23dBm

3. GSM 900MHz: uplink 890-915mhz;

downlink 935-960mhz

DCS 1800MHz: uplink 1710-1785mhz;

downlink 1805-1880mhz

WCDMA 2100MHz: uplink 1920-1980mhz;

downlink 2110-2170 mhz

4. Impedance: 50ohm

What's Include

1 piece signal repeater 900/1800/2100MHz

1 piece 360 degree outside antenna

1 piece ceiling indoor antenna with 3m cable

1 piece 15m outside cable with connectors

1 piece adapter 5V 3A

  • Brand Name: JinRuiAmp
  • Origin: CN(Origin)
  • Certification: CE
  • Certification: RoHS
  • Model Number: JR-LCD-GDW27
  • Frequency Range: 900/1800/2100MHz
  • coverage area: 1000sqm
  • Gain: 70dB
  • Output Power: 27dbm
  • Weight: 1.5KG
  • Cetificate:: CE and Rohs
  • RF connector:: N-Female
  • warranty: 1 year
  • Working voltage: AC110V~220V to DC+5V/3A


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

*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.



Thank you for your interest doing business with us!

If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.

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