Military standard Six Antennas 4G WiFi GPS Signal Jammer For Examination Room

Basic Information
Place of Origin: China
Brand Name: GREETWIN
Certification: SGS, ISO9001
Model Number: GW-JA6A
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
Product Name:: Desktop 3G 4G Signal Jammer Advantage: The Blocking Range Can Be Adjusted
Working Time: Working Continuously Warranty: One Year From Delivery Date
Antennas: 6 PCS Omni Antennas Power Supply: AC110-240V And Car Adaptor DC12V
High Light:

cell phone blocker jammer


cell phone signal blocker

Military standard Six Antennas 4G WiFi GPS Signal Jammer For Examination Room


Signal Jammer Introduction:

Continuous eavesdropping and tracking technology, so we have to spend more time and effort to deal with information security issues, in order to ensure your privacy,  to spend more technical investment is worth it.

GREETWIN COMPANY is a special manufacturer of signal jammer,bomb jammer.
Our market research and development department has introduced new products to meet the ever-changing needs of customers since 2008.


This beautiful signal jammer is one of our engineers' masterpiece, can be widely used in a variety of signal shielding, such as GSM900, 3G2100, 4GLTE800,LTE2600, WIFI and GPS, which also give you a quiet and safe environment.

This jammer has six antennas can shield 6 different frequencies, such as cell phone signals, GPS or WIFI.

14W output power So that it can be shielded according to the signal strength of 5 to 50 meters .

Carrying the fan's good thermal performance, it can work continuously  for you, it is a good choice for a secret meeting and examination room 

All of our jammer can be customized for your free frequency, so as to achieve the desired blocking effect,


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.


Signal Jammer Applications:
For car, bus, meeting rooms, conference rooms, museums, galleries, theatres, concert halls and churches


Signal Jammer Features:

1). The output power of each band can be adjusted.

2). Six Omni antennas ensure good results

3). with car charger and AC charger

4). Jamming 5 - 50meters depending on local signal strength

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

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

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


Signal Jammer Data Sheet:


Output port Frequency Average output power Output power
CDMA800 851-894MHz 35dBm 3W
GSM900 925-960MHz 35dBm 3W

DCS1800/ PCS1900




33dBm 2W
3G 2110-2170MHz 33dBm 2W
GPS 1570-1580MHz 32dBm 2W
WIFI (Optional) 2400-2500MHz 32dBm 2W
4G LTE 800(Optional) 791-821MHz 35dBm 3W
4G LTE700(Optional) 725-770MHz 35dBm 3W
4G LTE2600(Optional) 2620-2690MHz 33dBm 2W
4G LTE 2300(Optional) 2300-2400MHz 33dBm 2W
Total Output Power 14 Watt
Power Supply AC110-240V,DC 12V
Power consumption 60 Watt
Weight 3.5kg
Size 305*140*51mm
Running temperature -10℃ to +55℃
Humidity 5% - 95%
Complete accessories Six omni-directional antennas, Power cable, Fixed Mount
Jamming range(Radius) 5 - 50meters , depend on local signal strength

Military standard Six Antennas 4G  WiFi GPS  Signal Jammer For Examination Room 0Military standard Six Antennas 4G  WiFi GPS  Signal Jammer For Examination Room 1


Contact Details

Phone Number : +8615112267605

WhatsApp : +8615112267605