Does it work in all countries?

Yes, it disables all cell phone frequencies in absolutely all countries where cellular networks exist.

What is included in the package?

Package includes: 1 Jammer Host, 1 AC Charger, 16 Omni antennas, 1 Car Charger, and 16 External high gain antennas (optional).

Can I use it in a car?

Yes, it can be used directly in a car with the included DC12V car charger.

Handheld 16 Antennas RF Jammer Blocker Block 2G 3G 4G 5G WiFi GPS Remote Control

Name: Handheld 16 Antennas RF Jammer Blocker Block 2G 3G 4G 5G WiFi GPS Remote Control
Brand: Shenzhen Greetwin Telecom Co., Ltd
SKU: 2321108575

Guangdong, ChinaShenzhen Greetwin Telecom Co., Ltd

US$320.00-345.00

1 Piece

Sample price:US$380.00/piece.Request sample

Product profile

Customization

Available

Application

Company

Frequency Range

Model NO.

GW-JN16

Frequency

5g 3400/3600

Output Power

12W, 0.7W Each Band

Blocking Radiuw

2-20meters

Gross Weight

3.5 Kg

Size

280X130X46 mm

Power Supply

AC110-240V to DC12V

Cooling System

Aluminum Alloy Radiator with Build-in 3X Fan

Working Time

2.0+ Hours;Built-in 7.4V/12000mAh Battery

OEM

Special Frequency/Silkscreen

Colour

Black

Antenna

16PCS External Omni-Directional

Key Feature

Band 11/Band 12

Transport Package

Neutral Packing

Specification

ISO9001

Trademark

Greetwin

Origin

Shenzhen

HS Code

8517699000

Production Capacity

10, 000PCS/Month

Key features

16 Antennas Full Band Coverage: Blocks 2G, 3G, 4G, 5G, WiFi, GPS, and Bluetooth signals with 16 external omni-directional antennas.

Customizable Frequency Bands: Supports customization for LoJack, 433MHz, 315MHz, iDEN, CDMA, and various LTE bands.

High Power Output: Delivers 12W total power with 0.7W per band across 16 distinct frequency bands.

Long Battery Life: Built-in 7.4V/12000mAh battery provides over 2 hours of continuous working time.

Portable and Discreet Design: Compact size (280x130x46mm) and lightweight design allow easy hiding in bags or pockets.

Independent Antenna Control: Features individual switches for each antenna to select specific frequencies to block.

Versatile Power Supply: Compatible with AC 110-240V adapter and DC 12V car charger for flexible usage.

Global Frequency Compatibility: Capable of jamming all GSM frequencies worldwide regardless of the user's country.

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: ≤5.26hTerms 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 is the jamming range?

The shielding radius is 2-20 meters at -75dBm, but actual distance varies based on signal strength and location.

Q:Can the frequency bands be customized?

Yes, we can customize frequencies including LoJack, 433MHz, 315MHz, iDEN, CDMA, GSM, GPRS, DCS, PCS, AWS, WCDMA, UMTS, 3G, 4G, LTE, GPS, and more.

Q:How long does the battery last?

The built-in 7.4V/12000mAh battery allows for more than 2.0 hours of continuous working time.

Q:Is this device suitable for use in hospitals or gas stations?

For special locations like hospitals or gas stations, please conduct a field test first to ensure no interference occurs with normal equipment operation.

Q:What is the warranty period?

We provide a one-year warranty from the delivery date.