N-14 Adjustable＆Directional Cell Phone Blocker

  • 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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Security Solutions

Exam Room

Ensure fairness in examination halls

  • Full coverage
  • Omnidirectional design
  • Silent operation

Prison

Maintain order and security

  • Directional interference
  • Adjustable power output
  • Stable operation near base stations

Meeting Room

Maintain confidentiality

  • Full coverage
  • Low-noise operation
  • Remote management support

E-12 Directional Cell Phone Blocker

  • Full-Band Signal Suppression
    The E-12effectively blocks major frequency bands including GSM, CDMA, 3G, 4G, 5G, WiFi, and GPS, ensuring comprehensive protection against all wireless communications within the coverage area.

  • High Power & Wide Coverage
    Equipped with a 100W high-power output and directional antenna array, it delivers a reliable blocking radius of up to 100 meters, maintaining stable performance even in areas with strong base station signals.
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80W Full-band K-14 Omnidirectional Cell Phone Blocker for Wall-mounted＆Desktop - DescBoost

All-in One 100W Incognito Mobile Phone Blocker

  • Omnidirectional Full-Band Coverage
    The K-14-5G provides powerful 360° omnidirectional shielding across 2G, 3G, 4G, 5G, and WiFi (2.4G / 5.2G / 5.8G) frequencies, ensuring complete protection against mobile and wireless signals in all directions.
  • Perfect for Security-Sensitive Venues
    Ideal for confidential meetings, exams, government offices, and prisons — ensuring a secure, interference-free environment.


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MPC8 Military Police Government Convoy Full-band Jamming High Power Mobile Phone Pelican Case Jammer - DescBoost

Pelican Case Blocker for Anti-IED

Remote detonation technology poses a serious threat in prisons. In the dead of night, criminals trigger an explosive device, shaking the facility with a powerful blast. Smoke and flames engulf the area as chaos ensues, crippling security and communication systems. The once-secure facility descends into disorder, putting lives at risk.

The DXK3000L-500W delivers a 500W full-band blocking capability (20–6000 MHz) through 16 independent modules, instantly blocking drones, Wi-Fi, and cellular threats to secure sensitive zones. Certified by the Ministry of Public Security, this field-proven system provides a reliable countermeasure solution for drone defense, bomb disposal, and secured communication missions.
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DSJ10 Desktop 10 Bands GPS/2G/3G/4G/5G/Wi-Fi/Bluetooth/WiMAX Cell Signal Blocker for Mobile Phone - DescBoost

Desktop Cell Phone Blocker

Need to block cell phone signals in a small indoor or secure outdoor space? We provide a complete range of signal blocking solutions to meet every need. From fixed desktop models to portable and handheld designs, our blocks cover all operational scenarios—from on-site deployment to mobile missions. Backed by our factory’s strong R&D and customization capabilities, we can tailor frequency bands, power, and coverage to your exact requirements, ensuring you always get the most effective and reliable solution.

Have specific requirements? Our team is always ready to assist with tailored solutions.

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Why Choose US?

  • 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

Certificates

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.