GOBOOST Five Band Signal Booster 2G 3G 4G 700 800 850 900 1800 1700 1900 2100 2600 MHz Cellular Amplifier Cellphone Reapeater
ID: 74858

GOBOOST Five Band Signal Booster 2G 3G 4G 700 800 850 900 1800 1700 1900 2100 2600 MHz Cellular Amplifier Cellphone Reapeater

5.0 (3 votes) | 7 orders
Price: US $889.08 / piece
Discount Price:
US $ 450.35 / piece

5 Band Signal Booster

2G 3G 4G

High Gain 70dB

Available for Russia, Ukraine, Spain, France, Germany, Poland, Netherlands,
United States, Canada, Italy, Brazil, New Zealand,Australia

Option 1

800+ 900 + 1800 + 2100 + 2600MHz

(B20+ B8 + B3 + B1 + B7)

Suitable for Russia and Europe countries, such as Spain, France, Italy, Portugal,
Netherlands, Ukraine, Poland, Turkey...

Option 2

700+ 900 + 1800 + 2100 + 2600MHz

(B28+B8+ B3+ B1+ B7)

Suitable for Brazil, France, New Zealand, Australia...

Option 3

700+ 850 + 1700 + 1900 + 2600MHz


Suitable for North & South America, such as Chile, Colombia, Mexico, Peru...

Newly upgraded

5-layer filter band technology Boost strong and stable signal

The higher filter frequency band level, the more stable signal

Real 70dB High, Stronger signal, Convenient life

Let you get a stronger and more stable signal experience

Double Faster to Receive Signals

High quality cable, lower loss, faster transfer

Triple Protection, Against Interference

All-metal machine, seamless welding technology, effectively isolates mutual interference

Support Hundreds of People Online

Uplink and downlink frequencies don't interfere with each other.
Support to more devices online together in a large place.

Smart display, Clearly visible

Each frequency band is displayed independently, which is convenient for installation and debugging. It always reflects the signal stability and makes the signal visible.

Multi-band combination, Global use

Simultaneously enhance mobile phone 2G, 3G, 4G signal, support multiple operators

Upgrade ALC function

Without debugging, the chip automatically locates the surrounding frequency band information, completely saying goodbye to tedious manual adjustment

Alloy material, Ultra-thin style

Unique appearance, square design, easy to place

Heat Dissipation, Protect amplifier

Airflow runs through the entire amplifier interior, The bottom of the amplifier is cooler

Say goodbye to dropped calls

Suitable for multi-room houses ,offices ,Villas, Bars, RVs,ect


Outdoor Antenna
Gain: 12dbi
Connector: N female
Indoor Antenna
Gain: 5dbi
Connector: N female

15 meters cable


1. We could accept all the payment way accepted by Cntronic.

2.What you pay is for the product and shipping cost only, not including any tax. Please be aware of that whether need to pay tax or not, depends on the policy of your country, we certainly could not change it. If you could not accpt it, we do not suggest you to place order.


1. All the available ways are indicated at the page of product. We would send out the order as per your choice.

2.The parcel would be sent to the exact address that you fill in the order. In order to make you receive the parcel promptly and safely, please provide right contact info.

3.If you do not receive the parcel within the protection time, please contact us at the first time, we would check it for you or extend the protection time.

After-sale service

1. Please note that we always check and test the product twice before shipping and pack them well as far as possible. However we could not control anything during the long transit. Therefor, the product is broken at receiving, please contact us, we would resend you a new one.

2.Our product have one year warranty. But please be cooperative to provide video or pictures to show exact the problem, and listen our suggestions for the installation.

3.Any problem about the parcel or the prodcut, please feel free to contact us at the first time, we would be very glad to help and reply ASAP.


If you are satisfied with our service and product, we would be very appreciated that you put us 5 star and positive review. You can post some pictures in the comment area..You could also recommend it to people who needs it. We would present coupon as little gift to you for thanks

  • Brand Name: GOBOOST
  • Gain(dB): 70dB
  • Origin: Mainland China
  • Model Number: GB20
  • Certification: CE
  • Band:: B1/B2/B3/B4/B5/B7/B8/B20/B28
  • Suitable for:: Russia, Spain, France, Brazil, Europe.etc
  • Output Power:: 27dbm
  • 700mhz:: Band 28
  • 800mhz Band20:: Band20
  • 850mhz:: Band5
  • 900mhz GSM:: Band8
  • 1800mhz:: Band3
  • 2100mhz:: Band1
  • 1700mhz:: Band4
  • 1900MHz:: Band2
  • 2600mhz:: Band7


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.



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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