Product Description

 Worrying about the mobile phone signal bothering and choosing another jammer when you have to go to another country?  This Selectable Portable 3G 4G Cell Phone Jammer - Wifi GSM GPS Lojack Anti Jammer officially being introduced here is an almighty device to deal with the most general type of affected frequencies.

The compact size jammer outputs 4W power and come with 8 powerful antennas. The shielding range reaches up to 20m, depending on the signal strength in the given area. It will effectively block all specified signals within the range including CDMA/GSM, DCS/PCS, 3G, 4G LTE, 4G Wimax, Wifi, GPS, Lojack Anti, Except for the excellent jamming ability and multi-functionality, the unit also features selectable jamming setting. Users can turn off any single band without influencing the other bands operation. Also, users will be worry free of the uplinks with all TX frequency covered down link only. It won't interfere with uplink station signal either.

This is a selectable 8 bands GSM 2G 3G 4G WIFI GPS Lojack jamming device with the action target including the 4G LTE 725-770MHz, 4G LTE 1700, 4G LTE 800, 4G LTE 2600, WIFI 2.4G GPS Lojack, the GSM of 850-960MHz, DCS&PCS of 1805-1990MHz, and 3G of 2110-2170MHz, etc. As a selectable mobile phone blocker, you can choose one single frequency band and it will not cause any interference on the other working frequency bands at the same time. In addition, as a portable worldwide phone signal jamming device, owning this jammer means that you can apply it freely anywhere in the world without barriers, namely, when you own this one, it’s not necessary for you to purchase another one for another country any more. It’s really versatile.

With the latest design and good cooling system with cooling fan inside, the working temperature of this device won’t be high so that the device can keep in good condition. Another big merit of this cell phone jammer is that you can turn off or turn on any single band without influencing the other bands operation. Apart from this, this device can be used in the car directly since owning a DC12V car charger, which is really convenient for the people who want to use such kind of device in their cars.

If you are looking for a powerful worldwide all cell phone signal jammer device in the place like the exam rooms, churches, temples, gas stations or any place you need to be quiet. Just go ahead, pick it up to your cart, you will love the high power one!


  • Affected Frequency Ranges:
  •    GPS: 1500-1600MHZ
  •    WIFI: 2400-2485MHZ
  •    GSM: 850-960MHZ
  •    DCS/PCS: 1805-1990MHZ
  •    3G 2100: 2110-2170MHZ
  •    LOJACK: 165-175MHZ
  •   4G LTE 700: 725-770MHZ (US version)
  •   4G LTE 1700: 1710-1770MHZ (US version)
  •   4G LTE 800: 791-862MHZ (EU version)
  •   4G LTE 2600: 2620-2690MHZ (EU version)
  • Total Power:4W
  • Power supply: 50 to 60Hz, 100 to 240V AC, with AC adapter (AC100-240V-DC12V)
  • Build in battery: 4000mah
  • Shielding Radius: (5-20) [email protected] (depends on the strength signal in given area.)
  • Dimension: 130x80x38mm
  • Net Weight: 0.8KG/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
Note: The jamming distances we mentioned on website are for customer's reference only. The actual jamming distance will be varied depending on the signal strength and the use location and if full charges, etc.

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