How to use 70W High GSM 3G 4G WIMAX Cell Phone Jammer with Directional Antenna n_eiGQanxhtoshkkf_no NavtechGPS.

  • How to use 70W High GSM 3G 4G WIMAX Cell Phone Jammer with Directional Antenna n_eiGQanxhtoshkkf_no NavtechGPS

Product Description

What you are viewing is the 7 0W High Power Cell Phone Jammer for 4G Wimax with Directional Antenna , which can block the signals of 4G Wimax, 3G, CDMA, GSM, DCS and PCS. Thus it owns high ability in blocking 3g signal compared with other 3G jammers.

Since it owns good design it can keep working if using the AC adapter and since it own an output power of 70W it belongs to the high power jammer and the jamming range can reach as far as 100m and the output power is adjustable. Besides it applied the automatic power switching power supply and all the TX frequencies cover downlink only. Apart from this, since it has cooling fan inside, when it keep working the temperature won’t be high, so it can work normally. What’s more, by using the external directional panel antenna, it is good at jamming the signals in certain direction which depends on antenna.

Such a high quality jammer is really suitable to be used in places like prison, guard, invigilate meeting room, library, theater, class room and other important places and situations.

If you are looking for a high quality cell phone jammer this one can be a good choice. And you just need to come here, contact us and then we will offer you the product with high quality at the best price. Just go ahead and add one to your cart.


  • Affected Frequency Ranges:

-4G(Wimax):2345MHZ-2400 MHZ

  • Power supply:AC adapter(AC110/220V-DC27V)
  • Shielding Radius:(20-100) meters@-75dBm still depends on the signal strength in given area.
  • Total output power:70W
  • Weight:13kg
  • Size:34*13*27cm

Product Notes

  • Make sure to connect all the antennas firstly before the power supply is switched on. Please do not take off antenna when the machine is working.
  • Antenna shall be used vertically to the ground for working more efficiently.
  • Please don’t put the jammer in the bad Condition of over-wet, over-hot, high voltage and high magnetism.
  • The jammer shall be installed in the position with good ventilation, and large-scale things shall be avoided to ensure the shielding effect.
  • This product is only work for 4G Wimax Signals ,cannot block iPhone 4S, as it is 4G LTE. if you want the Jammer for 4G LTE, please pay attention to 70W High Power Cell Phone Jammer for 4G LTE with Directional Antenna (JASM170142).


  • Power adaptor
  • Antennas


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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