120W Adjustable Cell Phone Blocker

In high-threat environments, unauthorized communication could lead to critical information being intercepted by the enemy, enabling them to deploy ambushes in advance and posing a serious threat to mission success.

Our device can block full coverage of 2/3/4/5G/GPS/WIFI/Bluetooth signals, effectively blocking unauthorized transmissions to guarantee secure, continuous communications and safeguard mission-critical integrity.

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Why Choose Our Cell Phone Blocker?

The N-14 by DescBoost is a directional blocking device designed primarily for use in the military, classrooms, or prisons.

  • Reliable performance near cellular base station where standard blockers fail.
  • Unlike traditional blockers that emit signals in a 360-degree radius, the N-14 transmits interference in a single direction, ensuring that areas behind the device remain unaffected.
  • Built-in adjustable power RF module and high-gain directional antenna allow flexible coverage control.
  • The N-14 effectively blocks multiple frequency bands simultaneously, including mobile phones, WiFi, GPS, and more, making it a versatile solution.

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Why Choose Us

Global Experts in Cell Phone Blockers

  • 21-Year Trusted Manufacturer: GJB 9001C, EMC, and CE certified, serving correctional, military, and government clients worldwide.
  • Factory price, wholesale discount.
  • OEM/ODM Available: Customizable signal blockers with flexible sample orders.
  • High-Performance Blockers: Blocks all major communication bands, ensuring complete coverage and intelligence security.

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About Us

Cell Phone Blockers for Different Sectors

Effective protection tailored to the security needs of each industry

Military

Mitigating Security Challenges with Our Advanced Cell Phone Blocker.

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Protect Classified Information

Since 2004, DescBoost has been used for cell phone blockers by governmental customers in Europe, North America, Australia, the Middle East, and Asia.

We provide professional directional blocking solutions for conference rooms with complex signal environments. Installation points are scientifically planned based on the height and structural layout of the meeting room, preventing intelligence leaks.

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500W Full-band Pelican Case Blocker

It provides a comprehensive solution to block communication signals from various wireless devices, such as drones, remote-controlled toys, walkie-talkies, mobile phones, and Wi-Fi devices, within the frequency range of 20–6000 MHz.
These blockers neutralize IED triggers,
ensuring personnel and mission safety in hostile zones.

Prevent IED

Testimonials

Razi Riz 

We needed a reliable solution to stop unwanted device use and prevent sensitive information leaks during meetings. This signal blocker exceeded expectations! It is not only high power but also can adjust the power and frequency. The design is unobtrusive, and very effective. As soon as it's on—no signal blind spots, no information leaks. Exactly what we needed for confidential discussions.

John Israel 

We installed this signal blocker in our conference room, and it immediately elevated our information security. It offers precise, adjustable power levels. With mobile and eavesdropping signals cut off, we no longer worry about unauthorized recordings or accidental leaks. It’s a vital tool for protecting sensitive content.

Johnson Lam 

This high-power phone blocker impresses me most! Even near strong cellular base stations, it maintained full effectiveness. Perfect for supporting layered security protocols. It is a professional-grade cell phone signal blocker.

FAQS

Do you support OEM/ODM? Can the device be customized for specific scenarios?

Yes. With over 21 years of OEM/ODM experience, we can customize power, frequency bands, housing structure, and communication protocols for conference rooms, prisons, military sites, vehicles, and more.

What frequency bands can your products block?

Our devices support full-spectrum jamming, including 2G/3G/4G/5G, Wi-Fi 2.4G/5.8G, GPS L1–L5, Bluetooth, UHF/VHF, LoRa, etc. Specific bands can be customized according to your application requirements.

 Is it effective in high-signal environments (e.g., <200 meters from cell towers)?

Absolutely. Featuring built-in high-power directional RF modules and high-gain antennas, our blockers remain effective even under extreme interference levels from nearby base stations.

Can I adjust the power output of each frequency?

Yes. Each frequency module can be independently adjusted to control the blocking distance (e.g., 8–100 meters) based on your actual environment.

Are your products easy for customs clearance?

We will write “Signal Booster” or "signal reciver” or “RF Module" on the package, also describe the contents value as $10 each and describe it as a “GIFT”, this way it will avoid being caught by Customs for Import taxes!

Are you a factory?

Yes, we do. Our factory is located at No.12, Building 310, Tongfuyu Industrial Park, Heping Community, Fuhai Street, Bao'an District, Shenzhen 518126, China. You’re warmly welcome to visit us anytime.

Can you offer a wholesale price?

Of course. We do offer wholesale pricing. Wholesale rates are based on order quantity. Please let us know your estimated order volume, and we will provide you with the best possible quote.