Product Details

We offer unparalleled professional service and advice for our personal and commercial products. 10+ years of industry experience makes us the specialists you can trust. We pioneered all kind of jammers online sales, and offer the best cellular jamming prices worldwide - guaranteed. We are a developer, manufacturer and reseller of cell phone jamming devices and signal Repeater devices. products include GSM Jammer, CDMA jammer, DCS/PCS Jammer, GPS Jammer, WIFI Jammer, 3G Jammer, Audio Jammer, Wireless Video Jammer, Dual Band Repeater,Tri Band Repeater etc.  

Products Application Fields

High quality jammers widely use in Military Units, Prison, Police, Bomb Disposal and Security Services. It can also be used in places like Prison, Gas Stations, Guard, Schools, Churches, Invigilate Meeting Room, Library, Hospitals, Theater, Class Room and other important places and situations.

Advantages and Features

·   Aluminum-alloy casing with high protection has high resistance to dust, water and corroding

·   Special technology to prevent interference between each frequency band;

·   Only interfere downlink frequency of mobile system ? without disturb normally working of Base Stations

·   Frequency bands and output power selectable

·   Each frequency band controlled by independent RF ON/OFF switches

·   Power of each frequency band can be adjustable independently

·   Easy operation and installation

·   Keep for upgrade module installation

·   Working 24 hours/365days continuously

Product Description

This waterproof cell phone jammer provides high power of cell phone jamming power. It is designed for prisons, detention centers, and penal institutions, etc.

It can greatly reduce the possibility of break prison. What’s more, it has metal enclosure which prevents sabotage. With the integrated incoming air filter, it makes sure the device cooling system operation normally.

High DDS solution (25-6000mhz)








This model not include the Machine Monitor software function, if you want software control function,please check the model  JM311021.

Technique characteristics

·   Taking use of super-high frequency with high effective power.

·   Effective output power (channel power) and bigger interfere radius.

·   Only interfere downlink frequency of mobile system, without disturb normally working of Base Stations.

·   Imported elements: Slow start up design of circuit. These elements can maintain the stable operation condition with high integration.


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