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Remote Control Mobile Phone Signal Jammer , Classroom Cell Phone Jammer

Categories Mobile Phone Signal Jammer
Brand Name: GREETWIN
Model Number: GW-JA8
Certification: SGS, ISO9001
Place of Origin: Shenzhen,China
MOQ: 1pcs
Price: Negotiable
Payment Terms: T/T, L/C, Western Union, MoneyGram
Supply Ability: 5000pcs per Month
Delivery Time: 3 Working Days After Received Payment
Packaging Details: Carton with PE Foam
Product Name:: Mobile Phone Signal Jammer
Application:: Classroom,Meeting Room
Working Time:: 24 Hours
Operating Temp:: -10℃ to +55℃
Operating Humidity:: 5% - 95%
Jamming range: 5 - 50meters , depend on local signal strength
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    Remote Control Mobile Phone Signal Jammer , Classroom Cell Phone Jammer

    Remote Control Mobile Phone Signal Jammer , Classroom Cell Phone Jammer


    Cell Phone Jammer Features:

    1. Cooling fans design make the device work in a good cooling environment.

    2. Working 24 hours continuously.

    3. With the current of car and car adaptor design,

    make the jammer can be used on the vehicle directly.

    4. Stable capability, cost-effective choice

    5. Output power 19w , make more efficient jamming.

    jamming range up to 50m.

    6. Heat sink case makes the jammer work in a more stable and cool situation.

    7. Eight channels with different frequency range,

    or customize other cellular standard in the world.

    Such as Walkie Talkie,450MHz,GPRS,iDEN,GPS, Galileo,Compass,Glonass,UMTS,WiFi,AWS,LTE 4G.

    8. Transmit noise signal to cut off all communication between cell phone and Base station.

    The jammed cell phone will show “No Service” .

    will not be able to receive or dial outgoing calls.


    Cell Phone Jammer Application:

    Meeting Room, Oil and Gas Storage Facilities and fields, Hospitals,
    Recording Studios, Banks, Contract Tendering Rooms, Churches, Conference
    Rooms, Classrooms, Testing Facilities, Security Services, Military, Secret
    Services, Libraries, Museums, Courts, Border Patrol and Drug Enforcement,

    Customs, House, mosques, Theatres, offices, Libraries, Prisons, etc.

    Cell Phone Jammer Specification.


    Recommend this military quality Jammer. It is easy to use, superior design.

    Only interfere downlink frequency of mobile system, can’t affect normal operation of Base Station.


    GW-JA8 is a sophisticated high power desktop cellular phone jammer. It can be used for all the worldwide network frequency system. Even it can be adapted to the vehicle directly by the car’s current design.


    Output portFrequencyAverage output powerOutput power
    CDMA800851-894MHz35dBm3W
    GSM900925-960MHz35dBm3W

    DCS1800/ PCS1900


    1805-1880MHz/

    1930-1990MHz

    33dBm2W
    3G2110-2170MHz33dBm2W
    GPS1500-1600MHz32dBm2W
    WIFI2400-2500MHz32dBm2W
    4G LTE 800791-821MHz35dBm3W
    4G LTE700(Optional)725-770MHz35dBm3W
    4G LTE26002620-2690MHz33dBm2W
    4G LTE 2300(Optional)2300-2400MHz33dBm2W
    VHF(Optional)136-174MHz33dBm2W
    UHF(Optional)400-470MHz33dBm2W
    Total Output Power19 Watt
    Power SupplyAC110-240V,DC 12V
    Power consumption75 Watt
    Weight4.0kg
    Size370*140*51mm
    Running temperature-10℃ to +55℃
    Humidity5% - 95%
    Complete accessoriesEight omni-directional antennas, Power cable, Fixed Mount
    Jamming range(Radius)5 - 50meters , depend on local signal strength

    Whip Antenna Specifications
    Frequency RangeThe same as the jammer channel
    Impedance50 Ohm
    VSWR<1.5
    Gain2-3dBi
    PolarizationVertical
    Radiation DirectionOmni
    Max. Power50 W

    China Remote Control Mobile Phone Signal Jammer , Classroom Cell Phone Jammer factory
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