5 Frequencies Mobile Phone Signal Jammer Cell Phone Disruptor For Schools
5 Frequencies Mobile Phone Signal Jammer Cell Phone Disruptor For Schools

5 Frequencies Mobile Phone Signal Jammer Cell Phone Disruptor For Schools






1. Equipped with special high gain directional planar antenna or fiberglass omni-directional whip antenna, the jammer can effective block  CDMA/GSM/DCS /3G/ LTE/WIMAX .


2. Use the overseas advanced chip and technology . With independent modular design, it keeps high operation efficiency, and avoid mutual interference.


3. 50 watts per band, total RF power 250 watts, also with power adjustable switches to

control the radius range. It is suitable for prisons, detention houses, military bases, large oil fields and all other outdoor places where need the signal to block.

4.one jammer can jam up to five frequency bands simultaneously.

5.Secure design to avoid sabotage.

6. only to block the downlink frequency bands , not to the uplink






Output interface

Shield band of frequency

RF output power

Output power/channel


851 - 894 MHz




925 -960MHz




1805 - 1920 MHz




2110 - 2170 MHz




2300 - 2390 MHZ




2620-2690 MHZ



Power supply: AC220V   Shielding area: 50-300M @ according to signal density of mobile network

Power consumption: 800W  Weight:30Kg  Size(length × wind × high):460×390×260mm

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



1. prison

2. Military camp

3. detention houses

4. oil fields.

5. Museums

6. Drug Enforcement

7. Secret Services

block signal jammer yellow hammer

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