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High Power Mobile Phone Signal Jammer , 4G Prison Jammer with Inside Antennas

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High Power Mobile Phone Signal Jammer , 4G Prison Jammer with Inside Antennas

China High Power Mobile Phone Signal Jammer , 4G Prison Jammer with Inside Antennas supplier

Large Image :  High Power Mobile Phone Signal Jammer , 4G Prison Jammer with Inside Antennas

Product Details:

Place of Origin: China
Brand Name: GREETWIN
Certification: SGS, ISO9001
Model Number: GW-JL10

Payment & Shipping Terms:

Minimum Order Quantity: 1PCS
Price: Negotiable
Packaging Details: Carton with PE Foam
Delivery Time: 3 Working Days After Received Payment
Payment Terms: T/T, L/C, Western Union, MoneyGram
Supply Ability: 30000pcs per Month
Detailed Product Description
Features: Built-in Antennas Product Name:: 10 Antennas Inside Signal Jammer
Frequency Band: 10 Bands Output Power: 26Watts
Advantage: Easy Operation, Plug In And Play Power Supply: AC110-240V
Jamming Range: 10 - 50 Meters, Depend On Mobile Signal Strength Working Time: Continous


High Power Mobile Phone Signal Jammer , 4G Prison Jammer with Inside Antennas


Have you ever consider that just in one device jamming the signals of the CDMA/GSM, DCS/PCS, 3G, 4G, WiFi, VHF, UHF, GPSL1 and LoJack signals can be disabled at the same time? This is not a dream now and right here this 10 Antennas Inside High Power 4G Mobile Phone Signal Jammer for Prision Jammer being introduced here just owns the function.


This Built in Antenna High Power 4G Mobile Phone Jammer introducing here is a jammer device that designed with high power and inside antennas. This is a 26W high power jammer which can cut off the signals of the newly 3G 4G mobile phone signal and the normal 2G phone signals as CDMA, GSM, DCS, and PCS as well.

In total this 26W high power jammer can block 10 frequency bands.


And since designed with 26W high power and using the outer detachable power supply the jamming range is up to 50 meters depending on the signal strength in the given area.

Thus this jammer device can work continuously with nonstop working.

This jammer is wonderful gadget, and good cooling fan inside and stable capability make it more attractive.

And as owning such excellent characteristics this 3G 4G mobile phone signal jammer now is suitable to be used in places like the library, church, meeting room, classroom and so many other places where need quiet condition.

Besides it can also be used in places where mobile phones are prohibited to be used like the military, prison, government department and so on, really owns wide application areas.


We also have a lot of high quality products on this website and we will be grateful if you can browse more products.

Need mobility? Please browse our portable mobile blocker section.
As always, if you have any questions we are happy to assist you.


For prison, military,museums, galleries, theatres, concert halls and churches, car, bus, meeting rooms, conference rooms, 



1). 26 Watts output power in total.

2). Block all cell phone signal, WiFi and GPS at the same time.

3). Inside cooling fans and heat sink design ensure the device to work continuously.

4). Jamming 10 - 50 meters depending on local signal strength

5). User-friendly ON/OFF switch make it use more helpful.

6). With good-looking appearance

7). With built-in directional antennas

8). Can customize other cellular standard in the world.

     Such as Walkie Talkie,450MHz,GPRS,iDEN,GPS, Galileo,Compass,Glonass,UMTS,WiFi,AWS,LTE 4G.


Data Sheet:


Output port Frequency Output Power
CDMA800 851-894 MHz 35dBm
LTE700 725-770 MHz 35dBm
GSM900 925-960 MHz 35dBm
LTE800 791-821 MHz 35dBm
DCS1800 1805-1880 MHz 35dBm
PCS1900 1920-1990 MHZ 35dBm
3G2100 2110-2170 MHz 33dBm
GPSL1 1570-1580 MHz 33dBm
WIFI2.4G 2400-2500 MHZ 33dBm
LTE2600 2620-2690MHZ 33dBm
LTE2500(Option) 2500-2700 MHZ 33dBm
Power supply: AC adapter (AC220V)
The frequencies can be customized as the specific requirement
Semidiameter of interception:10m-50m(depend on the signal strength and environment condition)
RF output power :26 Watts Gross weight: 5.5KG
Size:330X280X120mm Working Hours:continuous
Humidity: 30%-95% Running Temperature: -20 to +55 Celsius Degree

High Power Mobile Phone Signal Jammer , 4G Prison Jammer with Inside Antennas

Contact Details
Shenzhen Greetwin Technology Co.,Limited

Contact Person: Gavin

Tel: +8615019243082

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