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300W Prison Signal Jammer

300W Prison Signal Jammer

Model: ATJ6-300-58

Product Description

The 300W Mobile Signal Jammer can help to block the mobile signals for any area that are confronted with cellular communication problems: for example, loud incoming call rings, loud telephone conversations, secret leaking and bomb explosion through Mobiles, electromagnetic radiation to gas station, chemical material warehouse and hospital equipments. This product is suitable in executive offices, board meetings, conferences, seminars, libraries, cinemas, religious places, public transport, concert halls, restaurants and educational institutions, Prisons, etc.

Mobile Signal Jammer transmits strong power radio signals to cut-off communications between Mobileand cellular base-stations. It does not interfere with any communications other than cellular within the defined regulated zone.

Upon activating Mobile Signal Jammer, all idle phones will indicate “NO SERVICE”. Incoming calls are blocked as if the cellular phone is OFF. When Mobile Signal Jammer is turned off, all cellular phones will automatically re-establish communications and provide full service.


1. Aluminum-alloy casing with IP65 protection has high resistance to dust, water and corroding.

2. Special technology to prevent interference between each frequency band.

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

4. Broadband segment coverage jamming all wireless signals: 2G, 3G, 4G, WiFi, Bluetooth and GPS.

5. Each frequency band controlled by independent RF ON/OFF switches.

6. High performance heat sink, to ensure long-term use of the equipment.

7. Easy operation and installation.


image.pngPrisons and other large sensitive locations such as military or government buildings, etc.

Technical Specification

Jamming Systems(Customized)2G/3G/4G/WiFi/Bluetooth/GPS
Output Ports(Customized)


Jamming Frequencies(Customized)869~894MHz
Output Power(Customized)850MHz900MHz1800MHz2100MHz2300MHz2600MHz
Total RF Output Power(Customized)300W
Power AdJjustable5-class of Power Adjustable on Each Band lndependently
Jamming RadiusUp to 100 Meters(Related to the Wireless Environment of Target Area)
Connector TypeDIN-Female
Power Supply(Customized)AC220V/AC110V or DC-48V
Power Consumption1000W
Weight60kg(Including Brackets)
Operation Temperature Range-20℃~+ 50℃
Dimensions615x590×270 mm
ApplicationIndoor or Outdoor(IP65)
lnstallationFixed lnstallation(Pole or Wall Installation)
Accessories6 PCS Jumpers and 6 Ports Antenna Are Needed

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