5 Bands 868MHz Jammer - 20-500MHZ car cell phone signal block / block low frequencies and mobile signal

20-500MHZ car cell phone signal block / block low frequencies and mobile signal
20-500MHZ car cell phone signal block / block low frequencies and mobile signal


20-500MHZ car cell phone signal block / block low frequencies and mobile signal



Because of the variety of jamming targets and a wide range of uncertainties, we have adopted the more advanced and effective jamming signal modulation method, which will increase the jamming efficiency in each band, so that to provide security protection and ensure the safety of VVIPs.


The system use Broadband Omni-Directional antennas for 360 degree protection.

20-500MHZ,Using DDS Jamming technology to make the Frequency setting more precise

With all the mobile signal bands ,and each band 100 watts to keep long distance.

Highly Efficiency output power, long jamming radius

Slow start up design of circuit to make the device work stably.

Perfect Self Protection:  

Over Heat protection – Thermal protection

Over current protection

High input Voltage and low Voltage protection

VSWR protection: against antenna miss-match including open and short circuit

portable model jammer, easy to carry.





Output interface

Shield band of frequency

RF output power

Output power/channel



48.4 dBm

20.4 dBm/30KHz(min)


851-894 MHz

50.3 dBm



1805-1880 MHz


18.2 dBm/30KHz(min)


1930-1990 MHz

49.9 dBm

21.6 dBm/30KHz(min)



48.2 dBm

21.9 dBm/30KHz(min)


925-960 MHz


21.3 dBm/30KHz(min)


2400-2483 MHz


20.5 dBm/30KHz(min)


20-500 MHz



Power supply: AC220V Shielding area:50-200M @ according to signal density of mobile network

Power consumption:1800Weight:37.8Kg  Size(length × wind × high):500×500×370mm

Humidity: 30%-95%                   Running Temperature: -20 to +55 Celsius Degree


Competitive Advantage:


1. with good cooling system, can operate for long time.

2. Using digital interference technology, overall effective suppression of target spectrum.

3. independent module design. Each module can separate switch,disassemble. So it is convenient for maintenance and update.

4. Use the wired control.With the control panel,we can adjust the output power and frequency in the boot state for each module.It is convenient for operating and personnel management.

5. Perfect Alarm System, fully protected circuit in case of disconnection of antennas.

6. the antennas can install box on the of car ,All the antenna are hidden ,cause no bad emotion.




1. VIP convoy protection

2. Military camp

3. Police Checkpoints

4. Bomb disposal and vehicle mounting for military complexes.

5. Filed Operation activity

6.the scene to capture criminals

5 Bands 868MHz Jammer

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