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Product Details

Selling point of product :

1. GSM booster;

2. 900mhz booster;
3. LCD display function to display signal receives

4. EU adapter and manual included


Please check your outdoor signal condition before placing the order

if sometimes the signal is full,sometimes no signal again in your mobile, or you couldn’t call out when the signal is full, it couldn’t be used any booster in your environment.

it need 4-5 bar stable signal which can talk by mobile phone near outdoor antenna and 1-2 bar signal in mobile phone in ROOM. if there are 0-3 bar for outdoor signal and there are no signal in room, the signal is too bad and you had better stop to buy booster from us.

The booster will not work good if your outdoor signal is bad and there are no signal in room at all.

We will not bear any responsibility of your outdoor signal and there are no signal in room problem.

because some place couldn’t get signal even the booster work well now.

If your room is empty and no obstacle , no walls, max. it can enlarge to use for 100 square meters max. . but normal recommend for 10-50 square meters normally in open space . If you need cover more area, pls add high outdoor antenna and more indoor antenna again.

Display device (for reference)
The external power supply detecting normal display —-OK.
Internal power supply detecting normal display —-OK.
MMIC circuit detects normal display —-OK.
-50dbm signal input and detection to achieve full displayed—-OK.
High gain ,easy installation and operation.
Full-duplex,singal-port design,build-in power supply.
Use ALC technology ,adjust extent automatically.
Big linear power,control intermodulation & scatteration stably.
Dependability stand by GB6993-86 standard.
Compatibility of electromagnetism according with ETS300 609-4.
Technique Specifications:
Item Specification
Up Link Donw Link
Frequency Range 890MHz–915MHz 935MHz–960MHz
Power -70 ~ -40dBm/FA (1.23MHz)
Gain 55Db ±3db 60Db ±3db
Max Output Power +17dBm/ ±3DBM Total Power +17dBm/ ±3DBM Total Power
Impedance 50Ω
Power Supply AC 110/220V (used AC/DC Adapter 5V dc)
Seclusion >70dB
Compact Design Indoor Use
Item Dimension 130 x 100 x 20mm
Connect Mode N connector
Ambient temperature -10°C~60°C

Signal coverage area :

1.Support Maximum coverage area is 500 square meters.
( Depend on the area condition)
2.One indoor antenna only use for about 100 square meters.
If want to make all use of 500 square meters which the host supports,
need to add more indoor antennas (about6-7) and power divider / splitter.

Package included:

1 x GSM900MHz LCD display signal repeater.
1 x Power adapter
1 x ManualNote:1). This item is not come with any accessories of cable , Heads , antennas and so on;

Only have a power Adaptor.

2). Without the accessories ,this booster can’t work ,if you need them,

please to buy them extra.

How Booster/Repeater Works?

Repeaters are designed to fulfill the idea of one and main principle: to fill the areas with

the weak or bad signal and to amplify these low signals in order to provide you with the

communication suitable for you

this picture only for how to installation antenna, there are no any antenna,cable

in package now, it need you buy it again

Item Specifics
Model Number:
Brand Name:
890MHz--915MHz(Up link) 935MHz--960MHz(Down link)
Shipping & Payment


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 locations 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
Asia 10-20 Business days
Africa 15-45 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. If you haven’t received tracking info within 5 days, please contact us.

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. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

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, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 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 received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • 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 jonaki (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 (45 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.

Customer Reviews
5 (8 reviews)
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24 Jun 2019

at the moment have not all components to test amplifier, i will install in august 19.

1 Jun 2019

Order 24.04, received 23.05 in crimea. Well packed, without damage. Includes a description sheet in the Russian language. Internal installation is neat, there is a non-standard solder circuit between the display outputs (i'll take off later). The receiving and transmitting path is the same, on the output of the receiving path there is a level detector. Filter duplex epcos b7672, two cascades on transistors t79 (2sc5508) output cascade yg6020. Didn't check. Order 24.04, received 23.05 in the crimea. Well packaged without damage. Includes a description sheet in russian. Internal mounting is not, there is an abnormal solder closure between the display pins (take off later). The reception and transmission paths are the same, the level detector is at the exit of the receiving one. Filter duplexer epcos b7672, two cascades on transistors t79 (2sc5508) output stage yg6020. Did not check.

29 May 2019

Everything came. Thank you. For 16 days in belgorod

3 May 2019

Works, see that it does not amplify either 3g or 4g, only gsm 900 mhz signal. Sorry (((but you need to read more carefully.

16 Apr 2019

I took it for a replacement. Everything works. I took the last time from this store a set with an antenna, but the amplifier along with the power supply burned because of the voltage jump.

2 Apr 2019

Everything is fine product corresponds to the description. The store well sent the goods quickly, but did not check later in the country we will check off.

10 Mar 2019

Everything is fine this is my third order of this product

9 Mar 2019

The Package had been received with good condition, terimakasih.

mobile gsm signal repeater ,CELL PHONE GSM SIGNAL BOOSTER GSM signal amplifier with power adapter

8 Reviews
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