GSM 3G 4G Handheld Mobile Phone Signal Jammer Advanced White Noise Technology

The Model GW-JN8DGN with 6.5W output power, Jamming Range 10-30m. Helping more people to protect personal information and personal safety is the pursuit of our company , we have been committed to provide better products and services to customers around the world.

As a long-term development of the trade-oriented factory, GREETWIN COMPANY knows the importance of product quality, and actively carry out product quality, research and development capabilities.

More and more reliable quality access to the global customer welcome for our global Layout laid a solid foundation.

This jammer is the industry's most effective handheld device, the unique design allow it can use four antennas block 8 frequency, which in the industry is also countable, and has been the customer's praise .We will continue to introduce new products to meet customer needs.

Specification of Antennas with Frequency Range:

Antennal 1 channel: 791~821MHz&925~960MHz

Antennal 2 channel: GPSL2&GPSL1

Antennal 3 channel: 1805~1880MHz&2110~2170MHz

Antennal 4 channel: 2400~2485MHz&2620~2690MHz

Signal Jammer Applications:

Border control units, checkpoint personnel, Meeting rooms, Hospitals,

Banks, Churches, Conference Rooms, etc

Signal Jammer Features:

(1) Recharging Time of Battery is just 3 hours with 12V/2A adapter

(2) Easy carry because compact Size

(3) Individual channel on/off with selector switches

(4) Can be charged by DC 12-24V and AC 100 -240V.

(5) Jamming Eight RF frequencies with four antennas.

(6).Recharging Time of Battery is just 3 hours with 12V/2A adapter;

(7) Good cooling fans guarantee effective heat dissipation

(8) The digital signals modulated to VCO, produce RF signals, resemble noise signals in the RF spectrum, guarantee the interference efficiency between the traditional VCO and digital interference source.

Signal Jammer Specifications: