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How to use 4W Portable Hand Held GPS Cell Phone Jammer ewbQctwzYeQhoQiQ NavtechGPS.

  • How to use 4W Portable Hand Held GPS Cell Phone Jammer ewbQctwzYeQhoQiQ NavtechGPS
  • Product Description

    Do you want to block cell phone signals and gps signal with simply one jamming device? We would definitely suggest this 4 band 4W portable gps cell phone signal jammer, which is featured portability, ease of use and powerful jamming capability.

    Cell phone jammer and GPS jammer is commonly used security gadget today. For instance, drivers making phone calls, texting behind the wheel, and being distracted from driving, is one of most concerned social safety issues. Although it is encouraged that not to get hand of the wheel during driving. Many drivers just can’t help it and habitually pick the phone up when it rings. GPS tracking is another problem. It is uneasy if someone can use a tracker to track your whereabouts. So many people would also use a GPS jammer in car to protect themselves from tracking.

    The portable cell phone jammer mentioned is a combined solution for this. The multifunctional jammer can work for 4 frequency bands and each band frequency can select output power. All the TX frequencies cover downlink only, which will not affect the base station. The jamming range is up to 20m, depending on the signal strength given. Besides, except for being used in car, the jammer can be used in any place where mobile phone and GPS is prohibited since is highly portable and easy to charge.

    At a Glance:

    • This product can be used in any place where mobile phones and GPS are prohibited to be used!
    • Cover interface standards: Cell phone signal (CDMA, GSM, DCS, 3G), GPS (1570-1580MHz)
    • Total output power: 4W
    • Effective range: Radius Up to 20 Meters.
    • Work time: 90 minutes, this jammer can continue to work when charging,
    • Support being powered by charger or car cigarette charger.
    • Every band frequency can select output power.
    • All the TX frequencies cover downlink only.


    • Radius range: 2-20M depending on the mobile service provider’s network condition
    • Europe and Middle East Market
      -GPS: 1570-1580 MHz
      -GSM900: 925-960 MHz
      -GSM1800: 1805-1880 MHz
      -3G: 2110-2170 MHz
    • American and Asia Market
      -GPS: 1570 – 1580 MHz
      -CDMA GSM: 850-960 MHz
      -DCS PHS: 1805-1990 MHz
      -3G: 2110-2170MHz
    • Temperature: -10℃ to +50℃
    • Humidity: 5% to 80%
    • Power supply: AC100-240V/DC12V
    • Continue using time:Around 90 minutes
    • Weight: 0.4KG/PCS
    • Dimension: (W*H*L): 32*112*62mm (not include antennas. )


    • Jammer
    • AC Charger
    • Car Charger


    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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