Greetwin Mobile Phone 2g 3G 4G 4 Channels Signal Jammer

• Frequency Range: 20-6000MHz
• Frequency: 2g 3G 4G WiFi
• Application: Conference Center
• Jam Radius: 5-20meters
• Power Supply: AC110-240V to DC12V
• Size: 145*95*45
• Model NO.: GW-JN4XF
• Transport Package: Neutral Packing
• Specification: ISO9001
• Trademark: Greetwin
• Origin: Shenzhen
• HS Code: 8517699000
• Production Capacity: 10, 000PCS/Month

Product Description

 

Product Description

 

As the most popular handheld jammer which has a small size, easy to carry. It can block multiple frequencies, and have a very large jammer range. With a separate frequency control switch, you can select the frequency range that needs to be disturbed as needed. This product has the perfect heat dissipation system, can work long time. The shell is made of high quality metal with good heat dissipation.

Generally speaking, the larger the interference range, the stronger the interference performance, the heavier the jammer device, and it is inconvenient to carry. But the jammers designed by RF Signal Technology Co.,Ltd. not only have a good jammer performance, but also has a large block range. From all aspects of performance, not weaker than the desktop jammer, so we believe that our products are your best chioce

This device is suitable for classroom, meeting room, library, movie theater and other places where it needs to keep quiet. Due to its small size and easy to hide, the device is popular with teachers and administrators.

 

Product Parameters

Main Parameters:
Jamming frequencies:
920-965MHz: 10W GSM900

1800-1920MHz: 10W DCS

2100-2170MHz: 10W 3G, UMTS
2570-2690MHz: 8W 4G LTE High

 

Power Supply:

AC100-240V or 12V Car Charger

Jamming Range:

Radius 5-20 meters (-75dBm Omnidirectional antennas)
 

All Parameters:

2 x GW-JN4XF can cover all 2G/3G/4G/5G, LORA Network or 2.4GHz			2 x GW-JN4XF can cover all 2G/3G/4G/5G, LORA Network 2.4GHz
GW-JN4XF-5G A (Europe)		GW-JN4XF-5G B (Europe)	GW-JN4XF-5G A (America)	GW-JN4XF-5G B (America)
920-965MHz: 10W GSM900		3400-3800MHz: 4W 5G	850-895MHz: 10W	617-652MHz: 10W 5G
1800-1920MHz: 10W DCS		1450-1500MHz: 10W 5G	1800-1990MHz: 10W DCS, PCS	2400-2500MHz: 8W WiFi 11.b, g
2100-2170MHz: 10W 3G, UMTS		900-960MHz: 10W LORA Network (or 2.4GHz)	2100-2170MHz: 10W 3G, UMTS	900-960MHz: 10W LORA Network
2570-2690MHz: 8W 4G LTE High		758-825MHz: 8W 4G LTE Low	2500-2690MHz: 8W 4G LTE High	720-805MHz: 8W 4G LTE Low
Total: 38 W		Total: 32 W	Total: 38 W	Total: 36 W
Options: GPS L2 + Glonass L2: 8W, GPS L3+ L4:8W, GPS L5: 8W, Lojack 173MHz, 5W, 315MHz:5W, 433MHz:5W, 868MHz:10W, 5GHz :4W
Power supply:	AC100-240V
Jamming Range	Radius 20-30 meters (-75dBm@Omnidirectional antennas)
Working time:	40 minutes
Weight	1.2 Kg
Dimension:	145 x 95 x 45mm
Warranty:	1 year

Certifications

 

Application Range

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Company Profile

Shenzhen RF Signal Technology Co., Limited is one of the leading suppliers which specializes in designing and manufacturing RF Jamming Equipment and Wireless Coverage Products.

RF Jamming Equipment include Cell Phone Signal Jammer and RF Communication Jammer(20-6000MHz).

RF Signal Technology Co.,Ltd. is the foremost innovator in the field of RF jamming, offering a comprehensive range of jamming equipment and systems which have a proven record of reliability and performance in all types of applications and environmental conditions.

Such as, Drone jammer, UAV jammer, High power bomb jamming devices, IED jammers, Digital programable jammer, VIP Convoy Bomb Jammers (RCIED Jammers), Mobile Phone Signal Jammers, Prison Jammers, Portable Jammers, Handheld Jammers, to suit all types counter terrorism activities.

RF Signal products have been exported to more than 60 countries and regions around the world. Such as Southeast Asia, Africa, Europe, South America and the Middle East.

Let us hand in hand and create a glorious cause!
 

Exhibitions

 

FAQ

Q1. Could I get a sample before bulk order?

Yes, we offer the sample for all models but charged.

Q2. What should I do if I don't know about frequency in my country?

Please feel free to contact us with your inquiry, we will find the frequency you need and address your problems.

Q3. Do you accept OEM/ODM order?

Yes, we can customize the brand logo, colors, and frequencies.

Q4.Shipment Date

Sample	3-5 business days
<20 pcs="">	7-15 days
20-50 pcs	15-24 days
>50 pcs	Negotiate

<20 pcs="">Q5: Delivery Date of the sample by DHL/FedEx

USA/Canada/Europe/Asia	3-5 days
Middle East/Latin American	5-7 days
African	3-7 days

Q6.Payment Method

T/T, Western Union, Paypal, and Credit Card are available,
but we suggest paying by Alibaba Trade Assurance, the most favor, and security method.
*Other methods please contact us with more details.