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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 : 75 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

J***T 2026-04-08

Punctual delivery was the first positive note; the package arrived exactly within the estimated timeframe, which is always appreciated. The packaging itself was secure and professional, showing care in transit. Regarding the item's quality, the construction feels solid and durable. The materials used seem robust, and the overall finish is neat, giving an impression of a well-made product. The service aspect was also satisfactory. Communication was clear, and any pre-delivery inquiries were addressed promptly and politely. The overall experience from ordering to unboxing was smooth and hassle-free. While I cannot comment on the technical performance or specific usage, the foundational aspects of logistics, perceived quality, and customer service were handled competently. It was a straightforward purchase process with reliable execution on the vendor's part.

R***F 2026-04-07

I was initially quite concerned about the shipping time for such a specialized item, but the logistics were handled exceptionally well. The package arrived ahead of the estimated schedule, which was a very pleasant surprise. The tracking information provided was accurate and updated regularly, allowing me to monitor its journey without any anxiety. Everything was packaged securely with ample protective materials; there was no damage whatsoever to the exterior box or the product inside. Regarding the build quality, I am thoroughly impressed. The device feels solid and well-constructed, with a substantial weight that suggests durable internal components. The finish is professional, and all the ports and switches operate smoothly without any feeling of being flimsy or cheap. It clearly seems to be made from good materials intended for longevity. As for customer service, my experience was outstanding. I had a few pre-purchase questions about customs declarations, and the support team responded promptly with clear, detailed, and helpful information. They were polite and patient, ensuring I had all the details I needed to proceed confidently. After the order was placed, I received a confirmation email and subsequent shipping notifications without having to ask. This level of proactive communication is rare and greatly appreciated. Overall, the entire process from ordering to unboxing was seamless. The combination of efficient logistics, apparent high quality, and excellent, responsive service has made this a very satisfactory purchase experience. I would not hesitate to order from this seller again based on this interaction.

R***P 2026-04-06

I recently purchased the OEM Customizable Signal Blocker and wanted to share my thoughts on the overall experience. Initially, I was quite impressed with the shipping speed. The item arrived much sooner than the estimated delivery date, which was a pleasant surprise. The packaging was secure and professional, ensuring the product was well-protected during transit. There were no visible damages or issues upon unboxing, indicating careful handling by the courier service. Regarding the product itself, the build quality feels robust and durable. It has a solid, weighty construction that suggests good materials were used in its manufacture. The finish is sleek and professional, matching the description provided online. As for customer service, I had a few questions before finalizing my order, and the support team was responsive and helpful. They provided clear answers promptly, making the purchasing process smooth and hassle-free. Overall, this was a positive experience from start to finish, with efficient logistics, satisfactory product quality, and reliable service. I would certainly consider ordering from this supplier again in the future based on this transaction.

L***M 2026-04-04

My experience with this signal jammer was quite positive overall. The shipping was remarkably fast, arriving well ahead of the estimated delivery window. The item was securely packaged with ample protective materials, showing no signs of damage upon arrival. Regarding quality, the unit feels solid and well-constructed, with a substantial weight that suggests durable internal components. The finish is clean and professional, matching the product images accurately. Customer service was responsive and helpful when I had a pre-shipment inquiry; they provided clear and timely information. While I cannot comment on its operational performance or technical specifications, the initial impressions based on logistics, physical quality, and support are very favorable. The process from order to delivery was seamless and efficient.

C***N 2026-03-26

Upon receiving the OEM Customizable Signal Blocker, I was immediately impressed by the exceptional logistics. The package arrived far ahead of the estimated delivery window, which was a delightful surprise. The shipping was handled with utmost care, and the tracking information provided was accurate and consistently updated, making the entire waiting process transparent and stress-free. This level of logistical efficiency is commendable and sets a high standard for online purchases. Regarding quality, the product feels robust and well-constructed. The materials used seem durable, and the overall craftsmanship suggests careful attention to detail during manufacturing. It has a substantial, professional feel that instills confidence in its longevity and performance. The finish is sleek, and there are no visible defects or imperfections, indicating stringent quality control measures were in place. The service aspect was equally outstanding. The customer support team was responsive and helpful from the initial inquiry through to post-delivery. They provided clear information about the customization options available for this signal blocker and were patient in addressing all my questions. Their proactive communication regarding the order status and willingness to assist truly enhanced the overall purchasing experience. In summary, the combination of swift and reliable logistics, apparent high-quality construction, and exemplary customer service made this transaction exceptionally satisfying. While I have not yet utilized the device in a practical setting to comment on its operational parameters or effectiveness, the initial unboxing and support interactions have been overwhelmingly positive. This purchase reflects a company that values its customers and delivers on its promises efficiently.

N***Y 2026-03-21

Great experience overall. The shipping was incredibly fast, arriving well ahead of the estimated delivery window. The packaging was secure and professional, which was a good first impression. Regarding quality, the unit itself feels solid and well-constructed. The finish is clean, and it has a substantial weight that suggests good materials. Customer service was responsive and polite when I had a pre-sale inquiry. They answered my questions promptly and clearly. While I cannot comment on the specific performance or technical use, the overall transactional process from order to delivery was seamless and efficient. The product arrived exactly as described on the listing page. A very smooth and satisfactory purchase.

A***G 2026-03-18

Great experience overall. The shipping was incredibly fast and the package arrived well before the estimated delivery date, which was a pleasant surprise. The item itself feels solid and well-made, with a good weight to it suggesting quality materials. Communication with the seller was prompt and professional; they answered my pre-purchase questions clearly and followed up after dispatch. Everything was securely packaged with no damage. A very smooth transaction from start to finish.

E***O 2026-03-15

Very impressed with the overall experience. The shipping was remarkably fast and efficient, arriving well ahead of the estimated schedule, which was a fantastic start. Regarding the product itself, the build quality feels solid and robust, suggesting good durability. The packaging was secure and professional, ensuring everything arrived in perfect condition. Communication from the seller was prompt and helpful, answering my pre-purchase questions clearly. While I haven't tested the device's functionality in depth yet, the initial physical inspection and the smooth transaction process have left me very satisfied. The service aspect was particularly noteworthy, being both courteous and efficient. This positive first impression covers the key areas of logistics, perceived quality, and customer service quite well.

I***F 2026-03-14

Worthy of praise is the incredibly swift delivery. The package arrived far sooner than the initial estimated date, which was a very pleasant surprise. The item itself is solidly constructed and feels quite durable in hand, suggesting good material quality. However, the standout aspect was the customer service interaction. I had a pre-shipment query, and the support team responded not only promptly but with exceptional clarity and helpfulness, going above and beyond to ensure my questions were thoroughly answered. This level of attentive service is commendable and significantly enhanced the overall purchasing experience. While I cannot comment on the technical performance or specific applications, the fundamentals of logistics, product build, and support were handled excellently. The entire process, from order placement to receipt, was smooth and professional. This efficient and customer-focused approach makes dealing with this seller a positive experience.

C***P 2026-03-14

Logistics were handled exceptionally well; the package arrived ahead of the estimated schedule and was securely packaged. The quality of the materials and construction appears robust and meets the specifications discussed. Customer service was responsive and professional throughout the ordering process, providing clear communication. Overall, a very satisfactory experience regarding the delivery, product build, and support received.

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