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SMA Female Connectors 8 Antennas Cell Phone Signal Blocker Jammer with Individual Switch

  • China


  • SGS, ISO9001

  • GW-JN8L

  • 1pcs

  • USD 97.4- 110.5/pc

  • Box with PE Foam

  • 3 Working Days After Received Payment

  • T/T, L/C, Western Union, MoneyGram

  • 20000pcs per Month

SMA Female Connectors 8 Antennas Cell Phone Signal Blocker Jammer with Individual Switch



GREETWIN 8 Antennas Cell Phone Signal Jammer is so brilliant , can jam 2G,3G and 4G LTE frequencies. Today with the expansion of 4G networks, especially in USA, UK, Japan and Europe. This 8 Antennas Cell Phone Signal Jammer goes with lifetime “guarantee” to jam all possible cell phone communications. Additionally to this it is able to jam GPS and WIFI frequencies which actually makes this jammer to be you all-in-one jamming solution. Another great innovation is a separate DIP switch for each band. it can jam all 8 frequencies continuously and simultaneously, or block only chosen frequencies. So if you need to jam only GPS frequencies, let’s say in your car, and you would like to have an opportunity to use your cell phone during your ride, just switch on the GPS on the body of jammer and only GPS frequencies will be jammed. By the way, 8 Antennas Cell Phone Signal Jammer goes with car power network adapter, so you can use it in your car for long time.


Can customize these frequencies LoJack 173MHz, 433MHz,315MHz, 868MHz, 450MHz, iDEN, CDMA, GSM, GPRS, DCS, PCS, AWS, WCDMA,UMTS,3G,4G,LTE 700, LTE 800, LTE 2300, LTE 2600, GPS L1,GPS L2, Galileo, Compass, Glonass, WIFI, Bluetooth, Spy camera, WIMAX, UAV, Drone, etc.

SMA Female Connectors 8 Antennas Cell Phone Signal Blocker Jammer with Individual Switch 0

8 Antennas Cell Phone Signal Jammer Specifications:

Affected Frequency Ranges:
CDMA 850 : 851 - 894MHZ
GSM 900 : 925 - 960MHZ
DCS 1800 : 1805 -1880MHZ
PCS 1900 : 1930 -1990MHZ
3G 2100: 2110 -2170MHZ

GPS: 1570-1580MHz
WIFI 2.4G : 2400-2485MHZ
4G LTE 700: 725 - 770MHZ (US)
4G LTE 1700 : 2110 - 2155MHZ(US)
4G LTE 800 : 791 - 821MHZ(EU)

4G LTE 2300 : 2300 - 2400MHZ
4G LTE 2600 : 2620 - 2690MHZ(EU)

Total Power: 4W
Power supply: 50 to 60Hz, 100 to 240V AC, with AC adapter (AC100-240V-DC12V)
Shielding Radius: (5-20) meters@-75dBm (depends on the strength signal in given area.)
Net Weight: 1.0KG/PCS
Good cooling system with cooling fan inside
Stable capability
Could be used in car directly,With car charger
It can be applied at meeting rooms, conference rooms, museums, galleries, theatres, concert halls, churches, temples,restaurants, classrooms,training centers, factories, banks, trains, bus and more
For some locations special purpose such as hospitals, gas stations and more, Please do field test firstly to make sure no interference happened to the normal operation of their equipment and instrument
ODM OEM orders are welcome

8 Antennas Cell Phone Signal Jammer Package contents:

1 x High Power Jammer,

1 x AC power supply

1 x DC power supply

8 x Antennas,

1 x Car charger.


8 Antennas Cell Phone Signal Jammer Applications:

Military, gas station,checkpoint personnel, Meeting rooms, Hospitals,

Banks, Churches, Conference Rooms, etc


8 Antennas Cell Phone Signal Jammer Specifications:

Type Output port Frequency Average output power
8 Band Portable Signal Jammer CDMA800 851-894MHz 500mw
LTE800 791-821MHz 500mw
GSM900 925-960MHz 500mw
DCS1800 1805-1880MHz 500mw
WCDMA 3G 2110-2170MHz 500mw
LTE2600 2620-2690MHz 500mw
Wifi 2.4G 2400-2500MHz 500mw
GPS 1570-1580MHz 500mw
  LOJACK(optional) 173MHz 500mw
Power supply: 50 to 60Hz, AC 100 to 240V
With AC adapter (DC12V), Built-in Battery
Total Output power: 4Watt
1-20M @ depending on the Signal strength

Dimension: 87x40x143mm and not include antennas

8pcs External Omni-directional Antennas

Charge full time about 4Hours, Working time:1-2Hours.

Running temperature: -10'C to +55'C




Add:  Baodeli industrial park, Longhua District, Shenzhen City, Guangdong Province, China   Tel: +86-15112267605
Copyright  2022 Shenzhen Greetwin Technology Co., Limited. All rights reserved. Technology by Leadong. Sitemap