WiFi 3G 4G Signal Jammer , Portable Mobile Phone Jamming Device
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Basic Infomation
Place of Origin: China
Certification: FCC
Model Number: JM170176
High Light:

mobile phone jamming device


cell phone signal scrambler

Payment & Shipping Terms
Packaging Details: Carton with Netural Packing
Delivery Time: 1-3 working days
Payment Terms: T/T, Western Union, MoneyGram, Paypal,L/C
Supply Ability: 5000PCS/MONTH
Total Output Power: 3W
Jamming Range: Up To 20m
AC Adapter: (AC100-240V-DC12V),4000mA/H Battery
Power Supply: 50 To 60Hz, 100 To 240V AC
Dimension: 126x76x35mm And Not Include Antennas
Full Set Weight: 0.65kg
Product Description

Portable WiFi 3G 4G Signal Jammer Cell Phone Signal Interrupter



Product Description


The powerful jammer has a wide affected frequency ranges to include CDMA/GSM, DCS/PCS, 3G, 4G LTE, 4G Wimax and Wifi. It also has a jamming range up to 20m, depending on the signal strength in the given area. Within the range, just turn on the jammer, all wireless connection to 2G, 3G, 4G or Wifi network will be disabled at the same time. Also, the jammer is a selectable unit. In other word, user can choose to allow operation of one or a few of frequency bands. Adjustment of ON or OFF any of the single bands will not cause any disruption to the operation of others.


The jammer is flexibly applicable for its portability and ease of charging. It can be applied at meeting rooms, conference rooms, trains, bus and more location as you want, powered by universally using AC adapter or by 4000mA/h rechargeable battery. The well-designed cooling system will further ensure you a lasting service time.




Affected Frequency Ranges - CDMA/GSM: 850 to 960MHz
- DCS/PCS:1805 to 1990MHz
- 3G:2,110 to 2,170MHz
- 4G LTE:725-770MHz
- 4G Wimax:2345-2400MHz or 2620-2690MHz
- WiFi:2400-2500MHz
Jamming range up to 20m, the jamming radius still depends on the strength signal in given area
Total output power 3W
Power supply 50 to 60Hz, 100 to 240V AC
AC adapter

(AC100-240V-DC12V),4000mA/H battery

Dimension 126x76x35mm(not include antennas)
Inner box dimension 220x202x65mm
Full set weight


External Omni-directional antennas all the TX frequency covered down link only





  • Portable Signal Jammer
  • AC Charger
  • Car Charger
  • Antenna*6

We offer 1 year warranty for all our products. Brought to you by the leader in security devices and best Signal Jammers, Jammerall.


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 .


Notes: Before turn on the jammer, you MUST install the antennas according to the mark indicated on the main unit.

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