how to block cellular signal

Brand Name:SHYT

Place of Origin:China

...Jamming range 5 to 20 meters(@-75dbm,depends on signal strength in given area.) *Hand-haled design,plam size,similar to cell phone or Walkie-Talkie. *Easy to carry,can be put into the ...

Brand Name:vodasafe

Model Number:PJ710N01

Place of Origin:China

...Cellular Signal Blocker For Signals Shielding Wireless Signal JammerModel: PJ710N Brief Description: network mobile phone signal jammer it adpot ultrahigh frequency broadband jamming technology, effective power high, the jamming range is large, valid segment of frequencies, only block downlink of mobile phone signals...

Brand Name:Sacon

Model Number:SA-005P-N

Place of Origin:China

5 Antennas 2.5w Handheld Cellphone Jammer Blocker GSM 3G 4G LTE Wifi GPS Cellular Signal Jammer Blocker Supplier With 1 Year Warranty! Frequency Can Be Customized! Specification: 1.Block Frequency Type A(With 4G) (1) CDMA/GSM : 850 - 960MHz (2) DCS: 1805...

Brand Name:wolvesteam

Place of Origin:China

...Cellular Signal GSM 3G 4G 5G Mobile Phone Jammer Blocking 100 meters Product Description: This 10 Omni-antennas this high power signal jammer can cut off the 2G 3G 4G 5G WIFI GPS Lojack signals at the same time. Thus as designed with 100W high power the jamming radius of this WIFI GPS Lojack 3G 4G cellphone jammer is up to 100 meters for the 2G 3G 4G signals and for WIFI GPS Lojack signals...

Brand Name:wolvesteam

Place of Origin:China

Product Description Technique characteristics *Adjustable working range you can avoid blocking adjacent areas *Friendly use and maintenance * 4 bands of coverage to jam GSM CDMA PCS 3G *24/7hours working, Could continue to work *Good cooling system with ...

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:TX TELSIG

Model Number:TX-3F8

Place of Origin:China

...Cellular WIFI Signal Jammer For 8 Band RADIO / REMOTE / VHF / UHF TX-3F8 is a TXtelsig wireless signal jammer to high-effectively block specific signals of 2G 3G 4G 5G Wifi GPS in the designated area in 5-20 meter range. ( also depends on the area’s signal strength ) The jamming frequency band is also adjustable as required. Feature 1. This jammer can powerfully break the wireless signal...

Brand Name:GREETWIN

Model Number:GW-J50

Place of Origin:China

...signals of the 2G and 3G mobile phones, this 100W Rackmount High Power Mobile Phone Signal Jammer can be a good choice and here the detail information of it is offered and you can get more from here. Since this rackmount high power jammer is designed with

Brand Name:TSL

Model Number:TSL-NB8

Place of Origin:China

...Cellular 8 Band WiFi UHF VHF GPS Signal Blocker Cell Phone Jammer Adjustable 8 Band Jammer designed to block all wireless Networks including ALL cellular bands Lojack 173Mhz .433Mhz,315Mhz GPS,Wi-Fi,VHF ,UHF ,iDen, TDMA,CDMA, GSM, UMTS, DCS, PHS, PCS, 3G, 4Glte,4G Wimax ,AMPS, N-AMPS, NMT, TACS. Telephones or other electronic communication devices in the vicinity of this product will be unable to receive signals...

Brand Name:ATNJ

Model Number:MS-W

Place of Origin:China

...reduce drop/off calls. 2. Compact size, low power consumption, 3. easy installation, great cover. 4. Expansion and extending of the signal of base station. 5. Optimization of the quality of the signal and source 6. Cover about 500~3000m² without block or

Brand Name:PTC

Model Number:UAV-3F

Place of Origin:Shenzhen China

Product Description This hand-held Flashlight Cellular JAMMER Phone Signal Scrambler designed for blocking all mobile phone signals inlcudes 2G/3G/4G/5G. It is elaborately combined as a domestic and international advanced the most advanced technologies bot...

Brand Name:MONOJOY

Place of Origin:China

... a Faraday sleeve case for your laptop to block the signals out. 2. Blocks All Signals: Protect yourself from hacking, tracking, data extraction/wiping. 100% signal blocking Faraday cage Technology shields against RFID, WIFI, Bluetooth, NFC, Cellular, GPS,

Brand Name:Sacontelecom

Model Number:SA-008S-800w

Place of Origin:China

... to block all wireless Networks including cellular bands such as iDen, TDMA, CDMA, GSM, UMTS, WCDMA,DCS, PHS, PCS, 3G, 4Glte ,GPS ,AMPS, N-AMPS, ...

Country/Region:china

Mobile Phone Jammer Introduction: In need of the powerful jamming device that can not only blocking the signals of the normal 2G signal but both the 3G and 4G Wimax signals? Then this 8 Bands 125W 4GLTE2600 Mobile Phone Jammer WiFi GPS SignalJammeris just...

Place of Origin:China

Brand Name:ChingKong

Model Number:Signal Jamming Device

...Signal Jammer Home- Products - High Power Signal Jammer Dual antennas Handheld Jammer for 2G/3G/4G Jammer High Output Power 100W up to 100m Build-in Battery Item No.: CKJ-1705MT6 Middle RF power, accurate cellular jammers designed for hand held protable use. Developed explicit request of different military and governmental institutions around the world, this powerful jammer offers an effective blocking...

Brand Name:Jiaduoli

Place of Origin:China

... For Signal Blocking APPLICATIONS Wi-Fi (802.11a/b/g/p/n/ac), Bluetooth and cellular (GSM, UMTS, LTE, FDD, TD-LTE and LTE-Advanced) testing Certification testing RX dynamic range testing Antenna pattern measurement Measurements under controlled signal and ...

Brand Name:HC

Model Number:HC-10D 8

Place of Origin:China

High Power Indoor Cell Phone signal jammer, implementing the most effective and reliable RF jamming technology to prevent the leak of confidential information or unwanted usage of cell phones, Wi-Fi devices and GPS devices (optional). 8 sets of jamming ...

Model Number:YNX-00125, YNX-4G-002

Place of Origin:Guangdong, China

Brand Name:YNX

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Brand Name:OEM-LT

Model Number:OEM/LT-170

Place of Origin:QINGDAO,CHINA

... signals such as radio, TV, cellular, microwave, paging, messaging, public safety, wireless data, and emergency broadcasting. They are built to meet the needs of the industry, ensuring that “line of sight” communication signals are not blocked by trees...