What are the main applications for this jammer?

It is used in government, conference rooms, classrooms, prisons, cinemas, courts, libraries, public security, command centers, VIP convoys, and for bomb disposal.

New Design Wireless Block of Cellular WiFi GPS VHF UHF Desktop High Powerful Blocker

Name: New Design Wireless Block of Cellular WiFi GPS VHF UHF Desktop High Powerful Blocker
Brand: Shenzhen Greetwin Telecom Co., Ltd
SKU: 2311262945

Guangdong, ChinaShenzhen Greetwin Telecom Co., Ltd

US$575.00

1-49 Pieces

US$515.00

50+ Pieces

Sample price:US$575.00/piece.Request sample

Product profile

Customization

Available

Application

Company

Frequency Range

2g, 3G, 4G, 433, 315, WiFi, GPS, Lojack, Bluetooth

Model NO.

GW-JX12

Frequency

2g, 3G, 4G, 433, 315, WiFi, GPS, Lojack, Bluetooth

Size

360*300*75mm(Not Including Antenna)

Humidity

5% - 95%

Power Supply

AC110-240V, DC24-28V

Jamming Range

10-40meters, Depend on Local Signal Strength

Weight

9.5kg

Running Temperature

-10℃ to +55℃

Transport Package

Neutral Packing

Specification

ISO9001

Trademark

Greetwin

Origin

Shenzhen

HS Code

8517699000

Production Capacity

10, 000PCS/Month

Key features

12 High Power Generators: Equipped with 12 internal jamming signal generators for continuous simultaneous blocking.

Wide Frequency Coverage: Blocks 12 bands including 2G, 3G, 4G, 5G, WiFi, GPS, Bluetooth, and VHF/UHF.

Customizable Frequencies: Supports customization for various frequencies like LoJack, Walkie-talkie, and specific bands.

Long Operating Range: Effective jamming range of 10-40 meters depending on local signal strength.

High Gain Antennas: Features 12 high-gain omnidirectional antennas for efficient signal shielding.

24/7 Continuous Operation: Designed to work 24 hours a day, 7 days a week, for 12 months.

Safety Protection Tech: Includes VSWR and temperature self-protection technology with external cooling fans.

Company profile

High Repeat Buyers ChoiceYears of Export Experience3D Software DesignR&D Capabilities

Shenzhen Greetwin Telecom Co., Ltd

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-08-01Nearest Port: ShenzhenAverage Response Time: ≤5.43hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CIF, EXW, Others

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturer with three production lines and stated output of mobile signal boosters and signal jammers. It provides broad customization, ODM, and OEM services, including OEM support for recognized brands, and reports product development during the past year. Its business scope covers communication, security, electronic, and related equipment, with import and export permitted. Production and export capabilities are documented, including markets across multiple regions and a stated off-peak lead time within 15 working days. Service procedures, corrective actions, complaint handling, and finished-product inspection procedures are documented and followed. However, the supplier reports no available SDK, no in-stock service, and no overseas warehouse or showroom. The provided information does not establish certifications, financial strength, or specific customer cases.

Supplier typeThe supplier is explicitly classified as a manufacturer. Its described offerings cover manufacturing capacity, quality control, R&D, export trade, and related capabilities, supporting a direct manufacturing profile.

After-Sales capabilityThe supplier has written procedures and followed records for service assessment, corrective and preventive actions, and customer complaint handling. However, it reports no in-stock service capacity, overseas warehouse, or overseas showroom, indicating procedural service capability but limited stated overseas support infrastructure.

R&D capabilityThe supplier reports new products during the past year, offers ODM services, and supports customization from samples and designs. It does not have an available SDK, which limits the documented software-development interface capability, but this alone does not negate the stated product R&D evidence.

Production capacityThe supplier is a manufacturer operating three production lines and reports annual production quantities of 2,000,000 mobile signal boosters and 2,000,000 signal jammers, with a stated off-peak lead time within 15 working days. It also has valid manufacturing-capacity contracts with each associated subcontractor, although no in-stock capacity is available.

Customization capabilityBoth slices explicitly list customization from samples, designs, full customization, minor customization, and flexible customization. The supplier also reports ODM availability, providing direct evidence of broad customization capability.

Product Q&A

Q:What payment methods are available?

T/T, Western Union, Paypal, and Credit Card are available. We suggest paying by Trade Assurance for the most favorable and secure method. Contact us for other details.

Q:What are the delivery lead times?

For less than 20 pcs, lead time is 3-5 business days with 3-7 days delivery. For 20-100 pcs, 7-15 business days. For over 100 pcs, 15-24 business days. Delivery times vary by region and carrier.

Q:Can I customize the frequencies?

Yes, we can customize frequencies for 2G/3G/4G/5G, LoJack, VHF, UHF, Walkie-talkie, 433MHz, 315MHz, GPS, WiFi, Bluetooth, UAV, and many other bands.

Q:What should I do if I don't know the frequency in my country?

Please contact us with your inquiry. We will identify the required frequency for your region and address your specific problems.

Q:What is the jamming range of this device?

The jamming range is 10-40 meters, which depends on the local signal strength and base station conditions.