Portable 8 Band Cell Phone Jammer for 3G 4G WIFI GPSL1 Lojack Signals

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This Portable 8 Band Cell Phone Jammer can block all GSM 3G 4G GPSL1 WIFI and Lojack signals. Its portable design will bring you great convenience when using it for home, office, or in a car(car charger included).

Jamming Frequencies:

  • CDMA/GSM(851MHz-960MHz)
  • DCS/PCS(1805MHZ-1990MHZ)
  • 3G(2110MHZ-2180MHZ)
  • 4G(725MHZ-785MHZ) or (790-862MHz)
  • 4G(2300MHZ-2500MHZ) or (2620-2690MHz)
  • WIFI(2400MHZ-2500HZ)
  • GPSL1(1500MHZ-1600MHZ)
  • Lojack(167-175MHz)


8 bands 4G LTE Jammer, suit for USA / Europe networks
Built-in cooling fan for continuous working
Jamming Radius: 5 - 15 Meters
Signal Power: 1200mW
Power Supply: can work via battery or one of the two power adapters
Battery Information: Lithium-ion 8.4V 6600mA
Battery Working Time: 2 hours maximum
Adapters Details: AC 110~250V to DC 12V, car 12V to DC 12V, both 2000mA
Antennas Details: high-tech rubber (8 units)
Dimensions Of Device: 270x95x40mm
Weight: 850g


Portable design, easy/suitable to carry along.With a car charger included, can be used in a car directly.
You can decide to block all the frequency bands stated above, or block only part of them by turning off single band without influencing the other bands operation.
Working continuously
Designed with good cooling system with cooling fan in-built, so no worry of high temperature.



pretty satisfied

good product, fast shipping, and patient seller. I am pleased with this transaction. will probably purchase more units in the future.


Reliable store and quality goods!

A reliable store, sells quality goods. This portable jammer works as described on the website.


The product is very good!

The blocker works as stated. It plays an important role to protect my girlfriend from being tracked by some stalkers, whether it's by GPS or cellular frequencies. Thanks to this jammer, her safety is guaranteed to some extent!


Powerful and portable, perfect!

It's so powerful a jammer, and just jams everything I want.

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Portable 8 Band Cell Phone Jammer for 3G 4G WIFI GPSL1 Lojack Signals

Portable 8 Band Cell Phone Jammer for 3G 4G WIFI GPSL1 Lojack Signals