how to block cell signal

Brand Name:EST

Model Number:EST-808P8

Place of Origin:CHINA

...4G LTE, 5G, it will efficiently block cellular signals of any type. The device has an AC 110-240V/DC 5V power supply and a size of 345 X 140 X 53mm, making it easy to ...

Brand Name:GREETWIN

Model Number:GW-JN8Pro

Place of Origin:China

...Churches, Conference Rooms, etc Cell Signal Jammer Features: (1) Block all cell phone signal. (2) Compact size and easy to carry. (3) Separate switch for each band (4) Working more than 3 hours. (5) With 8000mA/h Built- In Battery (6) Blocking up to 25m (7

Brand Name:SHYT

Place of Origin:China

...signal jammer for 4G (4G LTE + 4G Wimax) 3G Wifi Cell Phone 6 Band Jammer With 6 powerful antennas, the shielding radius is 5 to 40 meters, of course, the jamming radius still depends on the strength signal in given area ; the stronger jammer can block all signals in this range. You don’t worry about the uplink.The jammer could not interference the uplink station signal; just jam the signals of the cell...

Brand Name:Wolvesteam

Model Number:JM170167

Place of Origin:China

...Cell phone Lojack Signal Jammer Product Description Have you ever imagine that only a 6 antennas jammer device can block the signals of all the 3G 4G mobile phones signals and at the same time block the signal of the Lojack? Then this 6 Antenna 3G 4G Cell Phone & Lojack Jammer that you are viewing here owns the function. And you can see the details of this cell phone and Lojack jammer here. This signal...

Brand Name:vodasafe

Model Number:P8N

Place of Origin:China

...Cell Phone Signal Jammer Hidden Antenna Blocking cellphone Signal Jammer ,12Watt Jamming up to 30m Product Information: Name: Unique High Power Handheld 8 Bands Cell Phone Signal Jammer Hidden Antenna Blocking cellphone Signal Jammer ,12Watt Jamming up to 30m Model: Vodasafe P8N Color: Black Basic Specifications Jam Signal...

Brand Name:vodasafe

Model Number:P8N

Place of Origin:China

...Cell Phone Signal Jammer Hidden Antenna Blocking cellphone Signal Jammer ,12Watt Jamming up to 30m Product Information: Name: Unique High Power Handheld 8 Bands Cell Phone Signal Jammer Hidden Antenna Blocking cellphone Signal Jammer ,12Watt Jamming up to 30m Model: Vodasafe P8N Color: Black Basic Specifications Jam Signal...

Brand Name:EST

Model Number:502F16

Place of Origin:CHINA

...L5, LOJACK, 433MHz, 315MHz, 868MHz all-in-one mobile phone jammer is powerfull design to blocks all the signals in one device, it is one of our best selling desktop use jammer, great for school classroom avoid exam cheat, oil/gas station keep in ...

Brand Name:GREETWIN

Model Number:GW-JG20HXF

Place of Origin:China

...Signal Jammer 2g 3g 4g 5g Wifi Bluetooth LOJACK 868 433 315 Cell Phone Blocker Adjustable Desktop 20Antennas RF 5G Cell Phone Signal Jammer Blocking All Signals This 18 antennas all-in-one desktop cell phone jammer is the private latest design of JinYaTong Technology. As the world first all-in-one cellphone signal jammer with 5G and Remote control,which can also block...

Brand Name:Sacontelecom

Model Number:SA-PJ06-Plus

Place of Origin:China

... for portable jamming device, each band is 8-10w high power, it can block cell phone 2g 3g 4g 5g wifi, jamming radius for cell phones is up to 50m distance. For anti drone is up to 300m distance, for car remote signals is up to 500m long distance. Built-in

Place of Origin:CHINA

Brand Name:EST

Model Number:EST-802J11

...Directional Antennas Working Temperature: -10℃ To +50℃ Warranty: 1 Year Introducing the Cell Phone Signal Jammer, the ultimate device that can help to block cellphone signals and prevent you from being disturbed. This device is designed to disrupt and

Brand Name:VBE

Model Number:VBE-16H

Place of Origin:China

...Cell Phone Desktop Signal Jammer , High Power Signal Jammer Product Instructions: This 16 bands cell phone jammer block 2G signal such as GSM / CDMA / DCS / PHS, 3G, 4G, VHF, UHF, Wi-Fi, GPS, L1, L2, L3, L4, L5, LOJACK, 433MHz, 315MHz, 868MHz all-in-one mobile phone jammer is powerfull design to blocks all the signals...

Brand Name:Wolvesteam

Model Number:JM171553

Place of Origin:China

...Cell Phone Signal Jammer WiFi Blocker Product Description Looking for a signal jammer that can be widely used in the fixed places such as the conference room, auditoriums, law court, library, exam room, school, cinema, theater, and hospital etc and can block the signals of WiFi Bluetooth 2G 3G 4G at the same time? Then this Multifunctional 2G 3G 4G Cell Phone Signal...

Brand Name:wolvesteam

Place of Origin:China

...Cell Phone Jammer GSM CDMA/UMTS/4G LTE/Wimax 5G Signal Jammer Easy Installation Product Description: The powerful signal jammer to block the signals of GSM CDMA 3G 4G signals and suitable to be used in Outdoor and indoor? Here this 6 Bands Adjustable Powerful 3G 4GLTE 4GWimax 5G Cell...

Brand Name:Sacontelecom

Model Number:SA-AJ02

Place of Origin:China

...Signal Jammer Block Cell Phone Vioce Recorder Descriptions: The audio jammer device SA-AJ02 is designed to protect conversation areas from eavesdropping. Device blocks wireless microphones, tape recorders, hard-wired microphones and most of professional digital voice recorders including recorders installed in mobile phones (smart phones). Ultrasonic inaudible noise signal, as well as acoustic speech-like noise signal

Brand Name:Wolvesteam

Model Number:JM141606

Place of Origin:China

... signals from GSM, CDMA, DCS ,3G,PHS, Satellite phone, etc. You can plus the bluetooth and Wi-fi blocking function, but it needs extra money. Just block the signals of mobile phone when it is necessary and does no effects on the normal operation of other

Brand Name:Sacon

Model Number:SA-DJ04

Place of Origin:China

...RC2.4G RC5.8G UAV Cell Phone Signal Jammer With 250m Jamming Range Description: The latest Handheld middle power drone signal jammer SA-DJ04 block the signal for UVA when flying or AERIAL, to cut off the signals between UVA and controller, using the jammer...

Brand Name:GREETWIN

Model Number:GW-JN8AR-Pro

Place of Origin:China

...rapidly day by day. Follow up the steps of new technology is needed. The latest mobile phone jammer is an optimal choice for you to block all signals. If you want to know more detailed information please refers to the product specifications as below. Have

Brand Name:VBE

Model Number:VBE-4H

Place of Origin:China

... Mobile Phone signal Blocker , Cell Phone Signal Jammer Product Instructions: This 4 bands cell phone jammer block signal such as GSM / CDMA / DCS / PHS / 3G all-in-one mobile phone jammer is powerfull design to blocks all the signals in one device, it is ...

Brand Name:Wolvesteam

Model Number:JM170129

Place of Origin:China

...Cell Phone Mobile Phone Signal Jammer Product Description Cell phone jammer is readily available for you to blocking the cell phone signals. Now, the 5 high power antenna cell phone jammer, you can shield the signals with subsection shielding methods. It only shields the down link signals; does not affect uplink - the base station signals. This device can block all kinds of signals...

Brand Name:Sacontelecom

Model Number:SA-018B

Place of Origin:China

...Cell Phone Signal Jammer 18 Antennas 42W High Power Up To 40m Descriptions: This 18 antennas cell phone jammer SA-018B is our latest model, it can block all 2G 3G 4G mobile phone signals, but also jam Wi-Fi2.4G/5GHz GPS LOJACK, RF 315 MHz 433MHz , VHF UHF Walkie-Talkie & Wireless Headset/Microphone signals. all-in-one jammer is power full to blocks all the signals, Jamming frequencies the jamming radius up to 40meters. This signal