China signal jammer blocker - 250W Waterproof Wireless Software Controlled Cell Phone Jammer

250W Waterproof Wireless Software Controlled Cell Phone Jammer
250W Waterproof Wireless Software Controlled Cell Phone Jammer

Product Description

The product that you are viewing is the Waterproof Wireless Software Controlled Cell Phone Jammer, which is developed specially for prisons and other large, sensitive facilities, such as military installations and government compounds. And as applying high technology this jamming system can be controlled remotely with activation and deactivation of the system is carried out only by using a Wireless Control Unit by Computer.

And apart from the above characteristic, this jammer device is constructed inside a special metal enclosure, incorporating an efficient "smart active" cooling system with incoming air filters, which enables the system to operate 24 hours a day and 7 days a week continuously even in hot weather. And the secure design ensures that the prison inmates and unauthorized prison personnel cannot tamper with the safe and continuous operation of the system.

If you are looking for one just come here and pick up one. We will of course offer you the high quality jammer at the best price.


  • High power
  • Waterproof design
  • With a extreme hard metal enclosure
  • Shielding range can be regulated by the computer remotely
  • Alarming system design in case of equipment abnormal problem and people's sabotage, showed as below:
  • The computer makes an alarming sound and e-mail notification to the administrator

    a) RF line is artificially cut
    b) Equipment doors exception open
    c) Modules damaged.

  • Easy outdoor installation and remote controlled operation
  • Any computer with COM port can be available for the program software.
  • It can be controlled in real time including RF output power and separate module as well as all the jammer’s working status.
  • Specially designed shockproof ,Waterproof and RF shielded internal metal enclosure
  • Smart active cooling system enables unlimited continuous operation in very hot temperatures with fans design.
  • Module design based on high power RF amplifiers with VSWR and temperature self-protection technology.

At a Glance:

  • Each unit can jam up to five frequency bands simultaneously.
  • Continuous operation, even in hot climates, with no time limit.
  • Secure design to avoid sabotage.
  • (VSWR) circuit protection to ensure system will not burn out should there be antenna short circuiting or disconnection
  • Antenna type options, directional or omni antennas option.
  • Controlled via a computer,
  • E-mail system.
  • Turn on/off the jammer via computer
  • Adjust the output power via computer.
  • Turn on/off the jammer module separately.
  • Special additional housing for all weather protection.
  • UPS and battery backup in case of mains power failure


  • Prisons and other large sensitive locations such as military or
  • governmental compounds. It can also use in Oil and Gas
  • Storage Facilities and fields, Security Services, Military Units,
  • Secret Services, Museums, Border Patrol and Drug Enforcement,
  • Customs, etc.

Product Notes:

  • The shielding range of the device will be determined by the local signal strength. In different situation, it will be with different performance.
  • Please try to put the device in a higher position while it is working .Itwill be better. The suggested height is about 8M.  To avoid the loss of function of the device, please try to avoid the device placed on or the metal materials.
  • Do not turn on the power before the antennas is installed, If the antenna is not properly installed in accordance with the manuals, the shielding range will be not so good. Make sure the correct installation before turn on the power.

-CDMA800  850-894MHz
-GSM900  925-960MHz
-DCS1800  1805-1880MHz
-PCS1900 1930-1990MHz

  • Total Power:250W
  • Frequency Bands:Up to five bands
  • Power Supply:AC220V/ 110V    DC27-28V
  • Power Consumption:1000W
  • Shielding Radius:200-500M (Based on back ground signal strength<=-75dBm)
  • Net Weight:42KG
  • Size:72*45*32cm


  • Omni directional antenna
  • Power supply cable
  • Case key,
  • RF cables

This product is in stock now, we guarantee shipping within 24 hours and offer 1 year warranty for all our products. Brought to you by the leader in security devices and best Signal Jammers, Jammerall.

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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