Greetwin Desktop Mobile Phone Signal Blocker 20 Antennas High Power 3.5GHz 3. GHz Network Jammer

• Frequency Range: 1900-1990MHz
• Frequency: 20-6GHz
• Application: Examination Hall
• Colour: Black
• Size: 450X 238X 60 mm
• Jamming Range: up to 30-70m
• Model NO.: GW-JDM20
• Antenna: 20 PCS Omni Antennas
• Power Consumption: 360W
• Full Set Weight: 7.5kg
• Relative Humidity: 80%
• Antenna Parameters: Omni Antennas,Gain:4~5dBi
• Transport Package: Neutral Packing
• Specification: ISO9001
• Trademark: Greetwin
• Origin: Shenzhen
• HS Code: 9031809090
• Production Capacity: 10, 000PCS/Month

Product Description

Greetwin Desktop Mobile Phone Signal Blocker 20 Antennas High Power 3.5GHz 3.GHz Network Jammer

This 20 antennas all-in-one desktop cell phone jammer is the private latest design of Greetwin Technology. As the world first all-in-one 5G cellphone signal jammer  with 3.5G, 3.7G,5G WIFI 
and Remote control,which can also block GSM, 3G, 4G, VHF, UHF, Wi-Fi, GPS, L1, L2, L5, LOJACK, 5.2G,5.8G,3.5G,3.7G, RF signals like 315,433,868,this cellphone jammer can meet your target of most general type of affected frequencies.High power with large cover range,up to 60 meters.Good cooling system with 5 cooling fans inside.It great for school classroom avoid exam cheat and oil/gas station keep in secure.


Key technical specifications:

 

Output port	Frequency	Average out-
		putting power
CDMA	851-894MHz	35dBm
GSM	925-960MHz	35dBm
DCS/PCS	1805-1990MHz	33dBm
868	868MHz	35dBm
3G	2110-2170MHz	30dBm
WIFI2.4G	2400-2500MHz	30dBm
GPSL1	1575MHz	32dBm
4G LTE	790-826MHz or 725-770MHz	34dBm
4G WIMAX	2620-2690MHz or 2345-2400MHz	30dBm
Lojack	167-175 MHz	30dBm
UHF	400-470MHz	34dBm
VHF	135-174MHz	34dBm
GPSL2-L5	1170-1230MHz	32dBm
GPSL3-L4	1370-1390MHz	32dBm
315	315 MHz	34dBm
433	433MHz	34dBm
3.5G(5G Cell Phone)	3400-3600MHz	33dBm
3.7G(5G Cell Phone)	3600-3800MHz	33dBm
5.2G	5100-5600MHz	30dBm
5.8G	5600-5900MHz	30dBm
Power supply: AC adapter   (AC110V220V-DC12V)
Shielding Radius: (60) meters@-75dBm  still depends on the strength signal in given area. The shielding radius of VHF/UHF signal should be lesser than cell phone signal.
Dimension: (width, height, length)  450x240x60mm   Net weight: 7kg
You can select 20 of above frequency bands as your needed, in default we will send by country different

 

Advantages:

1,All in one with 20 bands frequency,including 3.5G,3.7G,5G WIFI.....;
2,With remote control,Remote switching is possible;
3,Good cooling system with 5 cooling fans inside;
4,Low noise;
5,Can adjust or turn off any single band without influencing the other bands operation ;               
6,Work non-stopped;
7,Stable capability;
8,Could be used in car directly, with car charger;
9,Total output power: 52W; 
10,Full set weight: 7.5kg
11,Power supply: AC 110V/220V and 12V cable to car battery;
12,Dimension: 450mm x 240mm x 60mm.

Application
It can be applied at meeting rooms, conference rooms, museums, galleries, theatres, concert halls, churches, temples, restaurants, classrooms, training centers, factories, banks, trains, bus and more Places that require silence, confidentiality, and information security
For some locations of special purpose such as hospitals, gas stations, and more, please do a field test first to make sure no interference happened to the normal operation of their equipment and instrument

Package Contents:
1)Jammer Host x 1,
2)AC adapter x 1,
3)antenna x22,Car
4)storage battery cable x1, 
5)Infrared Remote Control x1

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. Can I customize frequencies?
Yes, we can customize 2G/3G/4G/5G/LoJack 173MHz, VHF, UHF, Walkie-talkie, interphone, 433MHz,315MHz, 868MHz, 450MHz, iDEN, CDMA, GSM, GPRS, DCS, PCS, AWS, WCDMA, UMTS,3G,4G, LTE 700, LTE 800, LTE 2300, LTE 2600, GPS L1, GPS L2, Galileo, Compass, Glonass, WIFI, Bluetooth, WIMAX, UAV, Drone, 5.8G, etc.

Q4.Shipment Date

Sample	3-5 business days
<20 pcs	7days
20-50 pcs	10days
>50 pcs	Negotiate

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.