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173 MHz LoJack 3G Cell Phone Signal Jammer Blocking Device Multi Purpose

Categories Cell Phone Signal Jammer
Brand Name: GREETWIN
Model Number: GW-JC8
Certification: SGS, ISO9001
Place of Origin: Shenzhen,China
MOQ: 1pcs
Price: Negotiable
Payment Terms: T/T, L/C, Western Union, MoneyGram
Supply Ability: 5000pcs per Month
Delivery Time: 3 Working Days After Received Payment
Packaging Details: Carton with PE Foam
Product Name: 18W Multi-purpose GPS WiFi Signal Blocker
Antenna: 8 PCS Omni Antennas
Features: Big Size Cooling Fan, Low Temperature
Jamming range: Up to 40meters , depend on signal strength
Other Name: WiFi LoJack 3G 4G Mobile Phone Signal Jammer
Jamming: WIFI(2400-2500MHz)
Block LTE 2300: 2300-2400MHz
HS CODE: 8543709990
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173 MHz LoJack 3G Cell Phone Signal Jammer Blocking Device Multi Purpose

173 MHz LoJack 3G Cell Phone Signal Jammer Blocking Device Multi Purpose

Looking for the easy to use and powerful ability signal blockers? Then just here this 18W Powerful Multi-purpose Adjustable GPS WiFi LoJack 3G 4G Mobile Phone Signal Jammer that you are viewing here is suitable for you then.

Firstly, looking at the jamming ability of this powerful multi-purpose adjustable signal jammer you will know that it can cut off the signals of 2G 3G 4G mobile phone signals and also the GPS WiFi LoJack at the same time. Thus depending on the signal strength in the detailed places the shielding range of this GPS WiFi LoJack 3G 4G cellphone jammer is up to 40 meters at most, which is really powerful. Thus as designed with the adjustable this GPS WiFi LoJack 3G 4G cellphone jammer allow people to decide the jamming distance and jamming bands, which is really convenient. Moreover, owning the car charger this high power adjustable GPS WiFi LoJack 3G 4G mobile phone blocker can also be easily used in the car when people have the need, really convenient for the car owners. Also as designed with the high quality cooling system with cooling fans inside, this desktop GPS WiFi LoJack 3G 4G cellphone jammer can reach the goal of 24 hours nonstop working easily.

For places such as the meeting rooms, conference rooms, museums, galleries, theatres, concert halls, churches, temples, restaurants, classrooms, training centers, factories, banks and so on this high power adjustable GPS WiFi LoJack 3G 4G mobile phone blocker can be widely used. More details of this GPS WiFi LoJack 3G 4G cellphone jammer is just as follows, you can just come to have a look at the following specifications.


Affected Frequency Ranges:
CDMA/GSM 851-960MHz
DCS/PCS 1805-1990MHz
3G 2110-2170MHz
4G Wimax 2300-2400MHz /2620-2690MHz
4G LTE 725-821MHz
Lojack 165-175MHz
WiFi 2400-2500MHz
GPS 1500-1600MHz

Power supply: AC adapter (AC110-240V)
Operate time: 24 hours continuous
Total output power:18W
Jamming range: up to 40m, the jamming radius still depends on the strength of the signal in given area
Antenna:8 pcs ( Please fix the antenna follow the mark in the unit)

Can customize these frequencies:

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, Spy camera, WIMAX, UAV, Drone, 5.8G,etc.


For places as the library, the church, the classroom, the meeting room, and so many other places this 3G 4G LTE mobile phone signal jammer can be used. And for places where the mobile phones are not allowed to be used this high power cell phone jammer is also suitable.

Important Notes for Jamming Distance: The jamming distances we mentioned on website are for customer's reference only. The actual jamming distance will be varied depending on the signal strength and the use location, etc.


1. Good cooling system, work 24 hours continuously.

2. Jamming range up to 40m,

3. Stable capability, cost-effective choice

4. Output power 18w , make more efficient jamming.

5. Eight channels with different frequency range,

or customize other cellular standard in the world.

Such as 450MHz,GPRS,iDEN,GPS,UMTS,WiFi,AWS,4G.


Output portFrequencyAverage output powerOutput power
DCS1800/ PCS1900



4G LTE 800(Optional)791-821MHz35dBm3W
4G LTE700(Optional)725-770MHz35dBm3W
4G LTE2600(Optional)2620-2690MHz33dBm2W
4G LTE 2300(Optional)2300-2400MHz33dBm2W
4G Wimax(Optional)2345-2400MHz33dBm2W
Total Output Power18 Watt
Power SupplyAC110-240V,DC 12V
Power consumption75Watt
Running temperature-10℃ to +55℃
Humidity5% - 95%
Complete accessoriesEight omni-directional antennas, Power cable, Remote control, Fixed Mount
Jamming range(Radius)5 - 40meters , depend on local signal strength

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