Product Details

Product Description

Have you ever considering that a handheld jamming device can block the 2G 3G 4G LTE 4G Wimax LoJack signals and at the same time with the selectable function? This is true now and this Selectable Portable 3G 4G Cell phone & LoJack Jammer you are viewing here just owns the powerful function.

This is a portable 3G 4G LoJack jammer with the ability of cut off the signals of CDMA GSM DCS PCS 3G 4G LTE 4G Wimax LoJack signals and according to the signal strength in the detailed place the shielding range is up to 20 meters. Thus as designed with the selectable function so that you can turn off any single band without influencing the other bands operation. This selectable 2G 3G 4G LTE 4G Wimax LoJack signal blocker also use the External Omni-directional antennas, all the TX frequency covered down link only and the latest design and Good cooling system with cooling fan inside. Besides with the design of the car charger the car owners can use this selectable portable 3G 4G LoJack jammer in the car easily.

What’s more, since ODM and OEM orders are welcome so that you can select any 6 bands for your require. More details are as follows if you want to know more about this selectable 2G 3G 4G LTE 4G Wimax LoJack signal blocker then just come here.


  • Affected Frequency Ranges:

-CDMA 850MHz-894 MHz
-GSM 925MHz-960 MHz
-DCS 1805-1880MHz
-PCS 1920-1990MHz
-3G: 2100-2170MHZ
-4G Wimax: (USA:2345-2400MHz) or (Europe:2620-2690MHz)
-4G LTE: (USA:725-770MHz) or (Europe:790-826MHz)
-Lojack: 167-175MHz

  • Total output power:3W
  • Jamming range: up to 20m, the jamming radius still depends on the strength signal in given area
  • External Omni-directional antennas all the TX frequency covered down link only
  • Power supply:50 to 60Hz, 100 to 240V AC
  • With AC adapter (AC100-240V-DC12V),4000mA/H battery
  • Dimension:126x76x35mm and not include antennas
  • Inner box dimension:220x202x65mm
  • Full set weight:0.65kg

    Important Notes for Jamming Distance: 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.

    Important Notes for Portable Jammers with No Cooling Fan: Do not use the jammer when it is charging, or it will burn the jammer as it has no built-in fan. If because of this factor due to the broken of the jammer, the customer will lose the authority of free repairation .

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