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OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference
OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference
OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference
OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference
OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference

OEM Customizable Signal Blocker for 2G/3G/4G/5G/WiFi/GPS Frequency Interference

US$ 350.00 ~ 470.00
Min.Order: 1
Product origin: Shenzhen, Guangdong, China
Category: Electronics
Product Name: Electronics
Availability:In Stock
Product Review : 63 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : GW-JN24
  • Output Power : 24W (total)
  • Frequency Coverage : 24 channels (135MHz-5900MHz)
  • Blocking Radius : 1-25 meters (-75dBm)
  • Operating Time : Approx. 1 hour (battery)
  • Power Supply : AC 110-240V/DC 12V
  • Cooling System : Aluminum radiator + 3 cooling fans
  • Antennas : 24 external omnidirectional
  • Dimensions : 330×250×80mm (main unit)
  • Weight : 3.0kg (gross)
  • Warranty : 1 year

The GW-JN24 multi-band signal jammer is a high-performance frequency blocking device designed for professional applications. This industrial-grade equipment features 24 independent output channels covering a comprehensive range of frequencies from VHF to 5G networks.

GW-JN24 Signal Jammer Front View

With a powerful 24W total output and precise frequency targeting, this jammer effectively blocks signals within a 1-25 meter radius depending on environmental conditions. The device incorporates advanced cooling technology including an aluminum alloy radiator and three built-in cooling fans to ensure stable operation during extended use.

GW-JN24 Signal Jammer Side View

Key features include 24 external omnidirectional antennas, each precisely tuned for specific frequency bands. The jammer supports customization for various frequency requirements including but not limited to: 2G/3G/4G/5G cellular networks, WiFi (2.4G/5.2G/5.8G), GPS (L1/L2/L3/L4/L5), LoRa, and various radio communication frequencies.

GW-JN24 Signal Jammer Top View

The device operates on both AC (110-240V) and DC (12V) power inputs, with approximately 1 hour of continuous operation on internal battery power. The robust aluminum housing provides durability while maintaining effective heat dissipation.

For specialized applications, we offer OEM customization services including frequency band adjustment and silkscreen printing. Our engineering team can work with clients to develop solutions for specific frequency blocking requirements.

GW-JN24 Signal Jammer Antenna Detail

This professional equipment is designed for authorized use in security, military, and government applications where signal control is required. Proper authorization and compliance with local regulations are the responsibility of the end user.

GW-JN24 Signal Jammer Operation

Z***F 2026-02-01

Shipping was incredibly fast and the package arrived well-protected. The overall quality of the item seems solid and well-constructed right out of the box. Customer service was responsive and helpful when I had a simple inquiry about the order. So far, my experience has been very positive on all these fronts. The delivery process was smooth without any delays, which I truly appreciate. The build feels durable and the materials used appear to be of good standard. Support was polite and resolved my question promptly. Such efficient logistics and attentive service make a significant difference. The product was securely packaged, preventing any potential damage during transit. I am satisfied with the initial impressions regarding its craftsmanship. The assistance provided was clear and professional. Speedy delivery, apparent quality, and excellent support have made this a great purchasing experience overall. I would certainly consider ordering again based on these aspects alone.

O***M 2026-02-01

F***D 2026-01-31

I was initially concerned about the shipping time for such a specialized item, but the logistics were handled exceptionally well. The package arrived much earlier than the estimated delivery window, which was a very pleasant surprise. It was securely packaged with ample protective material, showing clear care in its handling. Regarding the product quality, the build feels solid and durable. The casing is robust, and the overall construction inspires confidence that it is built to last. It has a substantial, professional feel to it, not flimsy or cheap in any way. The service from the seller was also commendable. Communication was prompt and clear throughout the entire process. Any pre-shipment inquiries I had were answered thoroughly and politely within a few hours. The transaction was smooth from start to finish, with no complications or hidden issues. The overall experience, from ordering to unboxing, was seamless and professional. While I cannot comment on the technical performance or specific usage here, I can confidently say that the foundational aspects of the purchase—shipping, perceived quality, and customer service—were all executed at a very high standard. This level of attention to the customer experience is noteworthy and greatly appreciated.

J***B 2026-01-31

Unbelievably fast shipping! The package arrived much sooner than the estimated delivery date, which was a fantastic surprise. Regarding the item itself, the build quality feels solid and substantial, exactly as described in the listing. It has a good weight to it, suggesting durable materials were used in its construction. Communication from the seller was prompt and professional; they responded to my pre-purchase inquiry within hours with clear and helpful information. The overall service experience was seamless from ordering to delivery. While I cannot comment on the operational specifics or performance parameters, the transactional aspects—logistics, perceived quality, and customer service—were all handled exceptionally well. This efficient process made the purchase very straightforward and satisfactory.

Z***S 2026-01-30

Hats off to the team behind this OEM customizable signal blocker! From start to finish, the entire experience was seamless. The logistics were handled with impressive precision; my order was dispatched promptly and arrived well ahead of the estimated delivery window, packaged securely to prevent any damage during transit. The quality of the unit itself is immediately apparent. It feels robust and well-constructed, with a solid heft that suggests careful manufacturing and the use of durable materials. The finish is professional, exactly what one would hope for in a customizable OEM product. Most importantly, the customer service was exemplary. I had several specific questions regarding customization options for the multi-band jamming capabilities, and the support team was not only responsive but also incredibly knowledgeable and patient. They provided clear, detailed explanations and helped tailor the order to my precise requirements without any pressure or delay. They followed up to ensure everything was to my satisfaction, which is a level of care rarely encountered. While I cannot comment on the operational parameters or in-use performance here, I can wholeheartedly vouch for the outstanding logistics, the superior physical quality of the device, and the exceptional, client-focused service. This transaction sets a very high standard for professional procurement.

I***Q 2026-01-30

Prompt delivery and excellent packaging ensured my signal blocker arrived safely and ahead of schedule. The product itself feels solid and well-constructed, suggesting good durability. Customer service was proactive and polite, quickly answering my pre-sale questions. Overall, a very satisfactory purchase experience from start to finish.

R***P 2026-01-30

My order arrived much faster than I anticipated. The shipping was prompt and well-handled. Regarding the product itself, the build quality feels solid and durable. It has a substantial weight to it, suggesting good materials were used in its construction. The overall finish is clean and professional. As for customer service, my pre-sales inquiries were answered thoroughly and politely. The communication was clear and helpful throughout the entire process. I am very satisfied with this purchase experience from start to finish. The packaging was also secure, ensuring the item was protected during transit. Everything met or exceeded my expectations. I would not hesitate to buy from this seller again in the future. The transaction was smooth and the product appears to be of high caliber. A very positive experience overall.

X***Z 2026-01-29

I was initially concerned about shipping times, but the logistics were surprisingly efficient. The package arrived well within the estimated window and was securely packaged, showing clear care in handling. Regarding quality, the unit feels solid and well-constructed, exactly as described without any cheap or flimsy components. The service aspect was also commendable; the seller was responsive and provided clear communication throughout the process, answering my pre-purchase questions promptly. Overall, this was a very smooth transaction from start to finish. I am thoroughly satisfied with the entire purchasing experience and would confidently recommend this seller based on the seamless logistics, apparent product quality, and excellent customer service provided.

Z***E 2026-01-27

Delivery was incredibly fast and efficient. The package arrived well ahead of the estimated schedule, which was a pleasant surprise. The item was securely packaged, showing no signs of damage during transit. Regarding quality, the product feels solid and well-constructed. The materials used seem durable and of a good standard. The overall finish is neat and professional, which aligns with the description provided. As for service, the communication from the seller was prompt and helpful. Any queries I had were addressed quickly and courteously. The entire purchasing process was smooth and hassle-free. I am very satisfied with this transaction and would consider buying from this seller again based on this positive experience. The combination of reliable logistics, apparent quality, and excellent service makes this a commendable purchase.

R***K 2026-01-23

Lately, I ordered this signal blocking device and the delivery was impressively fast. The logistics were handled very professionally, with clear tracking updates provided at every stage. The package arrived well before the estimated date, securely packaged with no signs of damage during transit. Regarding quality, the product feels solid and well-constructed. The materials used seem durable, and the overall finish is quite good, indicating careful manufacturing. As for service, the seller was responsive and helpful. Any queries I had were addressed promptly and courteously. The entire purchasing experience was smooth and hassle-free. I am quite satisfied with this transaction overall.

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