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Wireless Coverage Wifi Signal Jammer , Remote Control 2g 3g 4g Signal Blocker

Basic Information
Place of Origin: China
Brand Name: TX TELSIG
Certification: SGS,ISO9001
Model Number: TX-H12K
Minimum Order Quantity: 1
Price: Negotiation
Packaging Details: Durable case or box
Delivery Time: In 2 work day
Payment Terms: T/T,Paypal, Etc.
Supply Ability: 100,000pcs/month
Detail Information
Type: Wireless Signal Jammer Antenna: 12 Band (max To 16)
Customized Frequency: 20Mhz-6.5Ghz By Different Country&customer Need Jamming Type: 2G,3G, 4G,5G,GPS,Wifi,Customized
Jamming Range: 5-20meter (depends On Signal Environment) Marterial: Durable Alluminum Alloy
Size: 290*230*56 Mm Weight: 4.0kg
High Light:

high power cell phone jammer


rf frequency jammer

Product Description

TXtelsig Wireless Coverage Signal Jammer 12 Antenna Remote Control Blocker GPS Wifi 23/4/5G


TX-H12K Signal RF jammer with 12 bands for multi-purpose using, can jam all types of wireless coverage, such as mobile phones, Wi-Fi/Bluetooth, spy camera, gps tracking device, LoJack, walkie-talkie, Remote control, etc. Creating a range of 5-20meter radius "forbidden" zone for all wireless devices, in the coverage area, they will not be able to send messages, answer calls and they will lose the ability to access the Internet. equip with 12V car charger, so it is very convenient for using on vehicles. It effectively prevents "leakage" of important information and also jamming car bomb prevent your safety.


Product Feature

1. Each antenna has an output power of 5watt and total 60watt to block the target signal in 5-20meter

2. The power of each antenna can be adjusted or turned off dependently.

3. This device can be monitored by the centralizing management system.

4. Nice aluminium alloy and inner fans helps the heat-dissipation and stable performance 24 hour all day


5. Easily used in car with charger

6. Easy to install and use: attach the plug and antenna then put on the power.

7. The 4 to 16 antennas can be customized from 20MHZ to 6.5Ghz

8. Especially used for school, church,university, hospital, gas station,etc.


1.For keep quiet
in the churches, museums, movie theatres, Hospital, Religion Places, conference or meeting room
2. To avoid the leakage of secure information
School, University, Classroom, Libraries, courts, hospitals, banks, recording studios
3. Privacy protection
Prison, Police forces, Military and Government, VIP convoy protection, Sports Venues
4. Safety protection
Petrochemical Industry, car bomb jamming, Bomb Prevention&Disposal



1.Before linking all the antenna, power supply shall not be switched on at first.Non taking off antenna when the mainframe is in the working condition.
2.The jammer shall be installed in the position with good ventilation.And large-scale things shall be avoided to ensure to the shielding effect.
3.When use the jammer outdoors, preventing water shall be taken into consideration.
4.Antenna shall be used vertical to the ground.
5.If you used in car, please make sure the car output adapter is DC12V,The Minimum output power of storage battery is 150Watt.


Package contents:
1* Signal Jammer
1* AC Charger
1* Car Charger
12* Antennas


12 Jamming Frequency 
Signal Frequency band Signal Frequency band
3G 2000 2010-2025 PHS 1920-1990
Wifi 2400-2480 4G 2300 2300-2390
DCS 1805-1880 4G 2600 2550-2675
GSM 925-960 3G2100 2110-2145
UHF 400-470 GPSL1 1560-1580
VHF 136-174 GPSL2 1200-1300
 If you need jamming other frequency, please contact us for customizing


Model No. TX-H12K
Size 290*230*56mm (without antenna)
Weight 4KG
Working Temperature —40 to 55℃
Power Supply <=80W
Input Power AC 100-240V DC: 24V
Antenna Type omni-directional  antenna
Antenna Gain gain 5-7dBi
Jamming range 5-20 meters
Jamming signal 2G/3G/4G/wifi



Wireless Coverage Wifi Signal Jammer , Remote Control 2g 3g 4g Signal Blocker 0

Wireless Coverage Wifi Signal Jammer , Remote Control 2g 3g 4g Signal Blocker 1







Contact Details

WhatsApp : +8613787832057