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22 Bands Custom-able Indoor&Car use Remote Control Mobile Phone Signal Jammer EST-502F22

SKU: #001 - In Stock

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  • compass Handling time:  Ships within 3 business days after receiving cleared payment
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This powerful mobile phone signal jammer EST-502F22 adopted advanced technology, with 22 antennas to widely cover mobile phone signal frequency such as, GSM/CDMA/DCS/PCS/3G/4G/4G LTE/WiFi/VHF/UHF/LOJACK/5.8G/5G1/5G2, within 1-40 meters radius. Creating a shielding range for you to avoid information leaking and position tracking. For organization and personnel who require information security and high confidentiality, or places where cell phone using is prohibited.



(1) Available TX frequency(customization available due to customers request)

1) 1st Channel: CDMA: 851-894MHz

2) 2nd Channel: GSM: 925-960MHz

3) 3rd Channel: DCS: 1805-1880MHz

4) 4th Channel: PCS: 1920-1990MHz

5) 5th Channel: 3G: 2110-2170MHz

6) 6th Channel: 2.4G WIFI: 2400-2500MHz

7) 7th Channel: GPS L1: 1575±10MHz

8) 8th Channel: 4G LTE: 725-825MHz

9) 9th Channel: 4G WiMAX: 2500-2690MHz

10) 10th Channel: UHF: 400-470MHz

11) 11th Channel: VHF: 135-174MHz

12) 12th Channel: LOJACK: 173MHz

13) 13th Channel: 315: 315MHz

14) 14th Channel: 433: 433MHz

15) 15th Channel: 868: 868MHz

16) 16th Channel: 915: 915MHz

17) 17th Channel: GPS L2-L5: 1170-1230MHz

18) 18th Channel: GPS L3-L4: 1370-1390MHz

19) 19th Channel: 5.8G WIFI: 5715-5860MHz

20) 20th Channel: 5G1: 3400-3600MHz

21) 21th Channel: 5G2: 4800-5000MHz

22) 22th Channel: FM: 80-110MHz

(2) Colour: Black

(3) Antenna: 22 omnidirectional antennas

(4) Jamming Radius: 0-40m adjustable (@-75dBm, still depends on the signal strength in given area)

1) the cellular 2G/3G signal strength must ≤ -75dBm in the location

2) the cellular 4G/5G signal strength must ≤ -115dBm in the location

(5) Single Output Power(each band): ≤ 33dBm / 2W (adjustable with power adjustment knob)

(6) Power Supply: AC adapter(Input: AC100-240V; Output: DC12V 20A), or DC12V car adapter

(7) Dimension: 460*235*58mm (excluding antennas)

(8) Main Unit Weight: 4.95kg

(9) Full Set Weight(N.W.): 7kg

(10) Working Temperature: -40 to +55℃

(11) Relative humidity: ≤90%(RH)

(12) Air pressure: 86~106kPa

(13) Safety regulation:  AC Adapter UL (E190582)  /  CSA (LR112971 Level 3)


Operation instruction

(1) Open the package and take out the devices

(2) Install the antennas to right position according to the indicated number.(important, otherwise the jammer can not work)

(3) Connect with electricity, then switch on the power button, if the indicator on the AC adapter lights red and the indicator beside from the switch lights green, the jammer is working.

(4) Turn the power adjustment knob by your actual needs.

(5) The valid scope is a round space spread from the jammer, to achieve the most efficiency, please put the jammer in the center.

(6) Please keep the jammer away from electromagnetic and heat sources to achieve maximum efficiency and stable continuously longtime operation.

(7) While longtime working, the jammer will reach a very high temperature on surface(heat disputation plate working), please ensure to avoid combustible.

(8) After using, please turn off the jammer for normal usage of mobile phone.

(9) While using the jammer outdoor, please avoid the water and damp.



(1) The jammer needs no special maintenance

(2) For storage, please avoid caustic gases and liquids, make the jammer dust-proof and moisture-proof to prevent aging of the inside components be accelerated.

(3) For storage, please contain the jammer in dry and ventilated places to prevent salty mist and noxious gases.

(4) The warranty period is 1 year.


Application situation

Conference room, school, jail, hotel, club, residential area, car, bus ,truck, mobile vehicle, etc. For information security and high confidentiality, or places where mobile phone using is prohibited.

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