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Phone Signal Blocker

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18 Bands Custom Frequency Portable Signal Jammer Phone Blocker

18 Bands Custom Frequency Portable Signal Jammer Phone Blocker

US $ 371.5-429.3 / Piece FOB
1 Piece (MOQ)
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Main Products: Drone Jammer/Uav Jammer, Handheld Signal Jammer, Prison Jammer/Jail Jammer, Ied Bomb Jammer, Manpack Jammer/Pelican Jammer, RF Jammer Module, 4G Signal Booster, GSM Repeater, Mobile Signal Booster, 5g Signal Booster
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Shenzhen Greetwin Telecom Co., Ltd

Guangdong, China Since 2014
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10 Bands Handheld Mobile Phone Blocker 5g GPS Signal Scrambler Cell Phone Signal Jammer

10 Bands Handheld Mobile Phone Blocker 5g GPS Signal Scrambler Cell Phone Signal Jammer

US $ 190-200 / Piece FOB
1 Piece (MOQ)
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Shenzhen Nuoxinyuan Technology Co., Ltd.

Guangdong, China Since 2025
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5.2g 50W Portable WiFi, Cell Phone, Fpv or Drone Signal Jammer Blocker

5.2g 50W Portable WiFi, Cell Phone, Fpv or Drone Signal Jammer Blocker

US $ 369-410 / Piece FOB
1 Piece (MOQ)
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Main Products: Drone or Fpv Jammer, Drone or Fpv Booster, Drone or Fpv Amplifier, Jammer or Blocker Module, Booster or Amplifier Module, Drone or Fpv Antenna, WiFi or Drone Accessories, Communication Module
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Shenzhen Anzhigang Technology Co., Ltd.

Guangdong, China Since 2024
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Full Band Signal Blocker for Drone Jammer Cell Phone Isolator Prison Jammer

Full Band Signal Blocker for Drone Jammer Cell Phone Isolator Prison Jammer

US $ 4,000-5,000 / Piece FOB
1 Piece (MOQ)
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Frequency : 1805~1880MHz
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Shenzhen Zd Tech Co., Ltd

Guangdong, China Since 2022
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9antennas Desktop 300W Power Controllable Cellular Phone 2g/3G/4G/5g/WiFi Signal Blocker with Remote Access

9antennas Desktop 300W Power Controllable Cellular Phone 2g/3G/4G/5g/WiFi Signal Blocker with Remote Access

US $ 1,200-2,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Signal Jammer, Signal Blocker, Drone/Uav Jammer, Rcied Bomb Jammer, Swat VIP Portable Jammer, Drone Detection and Jamming System, IMSI Catcher with Locate Positioning, Signal Booster, Rifle Scope
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Pinnacle Technology Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2015
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Full Band Portable 27 Antennas Handheld Phone 2g 3G 4G 5g Lojack UHF/VHF WiFi GPS Signal Jammer Blocker

Full Band Portable 27 Antennas Handheld Phone 2g 3G 4G 5g Lojack UHF/VHF WiFi GPS Signal Jammer Blocker

US $ 513-549 / Piece FOB
1 Piece (MOQ)
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Frequency : 869~894MHz
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Shenzhen Yu Heng Xing Technology Co., Ltd.

Guangdong, China Since 2022
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Handheld Selectable WiFi Bluetooth GPS 2g 3G 4G Cell Phone Signal Blocker

Handheld Selectable WiFi Bluetooth GPS 2g 3G 4G Cell Phone Signal Blocker

US $ 340 / Piece FOB
1 Piece (MOQ)
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Main Products: Signal Jammer Moduel, Drone Jammer, Cell Phone Jammer, Drone Jammer System, GPS Jammer, Drone Detector, Anti Drone Jammer Kit, Uav Signal Jammer, GPS Blocker Drone, Drone Jammer Backpack
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Shenzhen Liangyou Communication Technology Co., Ltd.

Trading Company

Guangdong, China Since 2025
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Wireless Signal Jammer Jamming Device Blocker Cell Phone Oed Ied 20MHz-6GHz GSM/2g/3G/4G/5g/WiFi/Bt/Lora/GPS/FM/RC/VHF/UHF/Fpv/Uav/Drone868

Wireless Signal Jammer Jamming Device Blocker Cell Phone Oed Ied 20MHz-6GHz GSM/2g/3G/4G/5g/WiFi/Bt/Lora/GPS/FM/RC/VHF/UHF/Fpv/Uav/Drone868

US $ 20,000-21,000 / Piece FOB
1 Piece (MOQ)
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Shenzhen Beyontique Technology Co., Ltd.

Guangdong, China Since 2024
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Outdoor Backpack Built-in Battery Cellular 2g 3G 4G LTE GSM CDMA Cell Phone WiFi Bluetooth GPS Signal Blocker

Outdoor Backpack Built-in Battery Cellular 2g 3G 4G LTE GSM CDMA Cell Phone WiFi Bluetooth GPS Signal Blocker

1 Piece (MOQ)
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Main Products: Phone Jammer, GPS Jammer, WiFi Jammer, Signal Jammer, Cell Phone Signal Jammer, Mobile Phone Signal Jammer, Drone Jammer, Bomb Jammer, Prison Jammer, Cell Phone Jammer
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Wolves Team Limited

Guangdong, China Since 2010
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27 Antennas Portable Blocker Blocks WiFi 6e and All Mobile Phones Worldwide GPS RF Signals with New Longer 2.5dBi Gain Omni Antennas

27 Antennas Portable Blocker Blocks WiFi 6e and All Mobile Phones Worldwide GPS RF Signals with New Longer 2.5dBi Gain Omni Antennas

US $ 398-458 / Piece FOB
1 Piece (MOQ)
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Shenzhen Jinyatong Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2016
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Mobile Phone Network Shield Pelican VIP Protection Rj480 WiFi Mobile Phone Walky-Talky Dds Signal Blocker

Mobile Phone Network Shield Pelican VIP Protection Rj480 WiFi Mobile Phone Walky-Talky Dds Signal Blocker

1 Piece (MOQ)
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Main Products: Signal Jammer, Drone Jammer/Uav Jammer, Anti Drone Module, Prison Jammer/Jail Jammer, Ied Bomb Jammer, Drone Detector, RF Jammer Module, Signal Detector, Dds Jammer, Portable Jammer
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Shenzhen Ruicen Technology Co., Ltd.

Guangdong, China Since 2021
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(J003B) GSM Mobile Phone Signal &GPS Frequency Jammer Blocker for Meeting Safety

(J003B) GSM Mobile Phone Signal &GPS Frequency Jammer Blocker for Meeting Safety

US $ 20-25 / Piece FOB
10 Pieces (MOQ)
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Application : School
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Shenzhen City Autoe Technology Co., Ltd.

Guangdong, China Since 2019
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Mobile Phone Signal Jammer GPS Signal Jammer WiFi Signal Jammer Drone Signal Jammer Multifunction Signal Jammer
16 Antennas GPS GSM Bluetooth Signal Blocker 2g 3G 4G 5g WiFi 2.4G/5.8g Mobile Cell Phone Signal Jammer

16 Antennas GPS GSM Bluetooth Signal Blocker 2g 3G 4G 5g WiFi 2.4G/5.8g Mobile Cell Phone Signal Jammer

US $ 300-350 / Piece FOB
1 Piece (MOQ)
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Main Products: Anti Drone Module, Drone Defense, Anti Drone System, Signal Jamming, Jammer, Communication Antenna, Drone Accessories, Optical Fiber Wire Control System
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Audited Supplier
Shenzhen Nuoxinyuan Technology Co., Ltd.

Guangdong, China Since 2025
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Desktop Selectable WiFi Bluetooth GPS 2g 3G 4G Cell Phone Signal Blocker

Desktop Selectable WiFi Bluetooth GPS 2g 3G 4G Cell Phone Signal Blocker

US $ 82-96 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Greetwin Telecom Co., Ltd

Guangdong, China Since 2014
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H14K 14 Bands Phone Signal GSM 2g 3G 4G 5g WiFi 2.4GHz WiFi 5.8GHz Gpsl1 Gpsl2 UHF VHF Lojack Cellphone Signal Blocker Blocking Desktop

H14K 14 Bands Phone Signal GSM 2g 3G 4G 5g WiFi 2.4GHz WiFi 5.8GHz Gpsl1 Gpsl2 UHF VHF Lojack Cellphone Signal Blocker Blocking Desktop

US $ 240-288 / Piece FOB
1 Piece (MOQ)
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Main Products: Jammer, Drone Jammer/Uav Jammer, Handheld Signal Jammer, Cell Phone Jammer, Prison Jammer/Jail Jammer, Signal Detector, Cellphone Booster, Signal Jammer, RF Jammer Blocker, Backpack Jammer
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Shenzhen Yu Heng Xing Technology Co., Ltd.

Guangdong, China Since 2022
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21-Antennas Handheld Powerful RF Lojack 315/433/868/2.4G/5.8/GPS/Mobile Phone Signal Blocker

21-Antennas Handheld Powerful RF Lojack 315/433/868/2.4G/5.8/GPS/Mobile Phone Signal Blocker

US $ 508-628 / Piece FOB
1 Piece (MOQ)
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Application : Conference Center
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Pinnacle Technology Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2015
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Mobile Phone Signal Jammer 2g 3G 4G 5g WiFi Bluetooth Blocker Jail Conference Room VIP Security Protection

Mobile Phone Signal Jammer 2g 3G 4G 5g WiFi Bluetooth Blocker Jail Conference Room VIP Security Protection

US $ 5,700-6,300 / Piece FOB
1 Piece (MOQ)
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Main Products: Anti Drone, Drone Jammer, Drone Detector
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HANGZHOU INTOP TECHNOLOGY CO., LTD.

Zhejiang, China Since 2024
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10 Antennas Mobile Phone Signal Jammer Lojack GPS Wi-Fi Signal Blocker

10 Antennas Mobile Phone Signal Jammer Lojack GPS Wi-Fi Signal Blocker

US $ 230-250 / Piece FOB
1 Piece (MOQ)
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Application : Office
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Shenzhen Alishang Technology Co., Ltd.

Guangdong, China Since 2024
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Cell Phone Jammer Uav Signal Blocker Jamming Device Oed Ied 20MHz-6GHz GSM/2g/3G/4G/5g/WiFi/Bt/Lora/GPS/FM/RC/VHF/UHF/Fpv/Uav/Drone868

Cell Phone Jammer Uav Signal Blocker Jamming Device Oed Ied 20MHz-6GHz GSM/2g/3G/4G/5g/WiFi/Bt/Lora/GPS/FM/RC/VHF/UHF/Fpv/Uav/Drone868

US $ 9,000-10,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Drone Detector, Drone Detection, Signal Detector, Signal Jammer, Drone Jammer, Vehicle-Mounted Drone Jamming, Drone Detection and Defense System, Radar and Jammer, Jammer Module, Antenna
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Shenzhen Beyontique Technology Co., Ltd.

Guangdong, China Since 2024
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2g 3G 4G 5g Network 12 Antennas Cellular Signal 20-6000MHz Cell Phone Signal Blocker

2g 3G 4G 5g Network 12 Antennas Cellular Signal 20-6000MHz Cell Phone Signal Blocker

US $ 176.82-195.65 / Piece FOB
1 Piece (MOQ)
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Application : Conference Center
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Audited Supplier
Shenzhen Ruicen Technology Co., Ltd.

Guangdong, China Since 2021
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Related Videos
  • What is 18 Bands Custom Frequency Portable Signal Jammer Phone Blocker
    What is 18 Bands Custom Frequency Portable Signal Jammer Phone Blocker
    US $ 371.5-429.3 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Full Band Signal Blocker for Drone Jammer Cell Phone Isolator Prison Jammer
    What is Full Band Signal Blocker for Drone Jammer Cell Phone Isolator Prison Jammer
    US $ 4,000-5,000 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is 9antennas Desktop 300W Power Controllable Cellular Phone 2g/3G/4G/5g/WiFi Signal Blocker with Remote Access
    What is 9antennas Desktop 300W Power Controllable Cellular Phone 2g/3G/4G/5g/WiFi Signal Blocker with Remote Access
    US $ 1,200-2,000 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Full Band Portable 27 Antennas Handheld Phone 2g 3G 4G 5g Lojack UHF/VHF WiFi GPS Signal Jammer Blocker
    What is Full Band Portable 27 Antennas Handheld Phone 2g 3G 4G 5g Lojack UHF/VHF WiFi GPS Signal Jammer Blocker
    US $ 513-549 /Piece
    1 Piece (MOQ)
    Contact Supplier
Anti Mobile Phone Network Desktop 20 Antennas Multi-Bands 50-150 Meters Signal Blocker

Anti Mobile Phone Network Desktop 20 Antennas Multi-Bands 50-150 Meters Signal Blocker

US $ 800-1,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Drone Detector, Anti Drone Module, Power Amplifier Module, Uav Detector, Anti Drone Jammer, Signal Jammer, Outdoor Antenna, Lora Module, Radar Detector, Backpack Jammer
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Audited Supplier
Shenzhen Zd Tech Co., Ltd

Guangdong, China Since 2022
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Mobile Phone Blocker High Power 12 Antennas Can Through Thick Wall Signal Interrupter GSM GPS 1200

Mobile Phone Blocker High Power 12 Antennas Can Through Thick Wall Signal Interrupter GSM GPS 1200

US $ 170-220 / Piece FOB
1 Piece (MOQ)
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Frequency Range : CDMA800
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Audited Supplier
Shenzhen City Autoe Technology Co., Ltd.

Guangdong, China Since 2019
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4 Band 2W Portable WiFi, Cell Phone Signal Blocker

4 Band 2W Portable WiFi, Cell Phone Signal Blocker

US $ 128 / Piece FOB
1 Piece (MOQ)
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Main Products: Phone Jammer, GPS Jammer, WiFi Jammer, Signal Jammer, Cell Phone Signal Jammer, Mobile Phone Signal Jammer, Drone Jammer, Bomb Jammer, Prison Jammer, Cell Phone Jammer
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Audited Supplier
Wolves Team Limited

Guangdong, China Since 2010
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About Phone Signal Blocker FAQ

  • QHow can I evaluate the quality of signal jammers from suppliers in China?

    The Phone Signal Blocker is included in our comprehensive Signal Jammer range.Evaluate the quality of signal jammers by considering factors such as range, jamming effectiveness, durability, and build quality. The best way is to request product specifications and test the jammers before bulk purchase from a reliable supplier.

  • QWhat are the advantages of manufacturing signal jammers in China?

    The Phone Signal Blocker is a standout piece in our Signal Jammer collection.There are several advantages to manufacturing signal jammers in China, including cost-effectiveness, access to skilled labor, advanced technology, and the ability to customize products. Partnering with a manufacturing facility in China ensures high-quality and competitively priced signal jammers.

  • QWhat frequency bands do signal jammers commonly cover?

    Our Phone Signal Blocker offers exceptional quality within the Signal Jammer category.Signal jammers can cover a range of frequency bands used by devices like mobile phones, GPS, and Wi-Fi. A well-known manufacturer usually provides signal jammers that target specific frequency ranges for effective jamming.

Cell Phone Signal Jammer 10 Built-in Antennas 2g 3G 4G 5g Signal Blocker

Cell Phone Signal Jammer 10 Built-in Antennas 2g 3G 4G 5g Signal Blocker

US $ 106-135 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Greetwin Telecom Co., Ltd

Guangdong, China Since 2014
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High-Power Full-Band Mobile Phone Signal Jammer GSM 4G 5g WiFi Signal Blocker

High-Power Full-Band Mobile Phone Signal Jammer GSM 4G 5g WiFi Signal Blocker

US $ 400-490 / Piece FOB
1 Piece (MOQ)
More
Main Products: Anti Drone Module, Drone Defense, Anti Drone System, Signal Jamming, Jammer, Communication Antenna, Drone Accessories, Optical Fiber Wire Control System
Contact Supplier
Audited Supplier
Shenzhen Nuoxinyuan Technology Co., Ltd.

Guangdong, China Since 2025
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Black Color 16 Antennas Full Band Mobile Cellular Signal Blocker Support Car Use Jamming Car Bomb Cell Phone Signal Blockers

Black Color 16 Antennas Full Band Mobile Cellular Signal Blocker Support Car Use Jamming Car Bomb Cell Phone Signal Blockers

US $ 170 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Liangyou Communication Technology Co., Ltd.

Trading Company

Guangdong, China Since 2025
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20 Antennas 130W Desktop Mobile Phone 4G/LTE/5g GPS/WiFi Signal Jammer Blocker

20 Antennas 130W Desktop Mobile Phone 4G/LTE/5g GPS/WiFi Signal Jammer Blocker

US $ 998-1,200 / Piece FOB
1 Piece (MOQ)
More
Main Products: Signal Jammer, Signal Blocker, Drone/Uav Jammer, Rcied Bomb Jammer, Swat VIP Portable Jammer, Drone Detection and Jamming System, IMSI Catcher with Locate Positioning, Signal Booster, Rifle Scope
Contact Supplier
Audited Supplier
Pinnacle Technology Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2015
Chat Now Send Inquiry
Radio Frequency Adjustable Signal Desktop 8 Channels Powerful Mobile Phone GPS 50-150 Meters Signal Blocker

Radio Frequency Adjustable Signal Desktop 8 Channels Powerful Mobile Phone GPS 50-150 Meters Signal Blocker

1 Piece (MOQ)
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Application : Conference Center
Contact Supplier
Audited Supplier
Shenzhen Ruicen Technology Co., Ltd.

Guangdong, China Since 2021
Chat Now Send Inquiry
Full Band Drone Jammer Signal Blocking Cell Phone Isolator Prison Signal Blocker

Full Band Drone Jammer Signal Blocking Cell Phone Isolator Prison Signal Blocker

US $ 4,000-5,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Drone Detector, Anti Drone Module, Power Amplifier Module, Uav Detector, Anti Drone Jammer, Signal Jammer, Outdoor Antenna, Lora Module, Radar Detector, Backpack Jammer
Contact Supplier
Audited Supplier
Shenzhen Zd Tech Co., Ltd

Guangdong, China Since 2022
Chat Now Send Inquiry
6 Antenna Black Portable Block 2g 3G 4G GPS Beidou Anti Moniting Mobile Phone Signal Jammer Blocker S6

6 Antenna Black Portable Block 2g 3G 4G GPS Beidou Anti Moniting Mobile Phone Signal Jammer Blocker S6

US $ 39-50 / Piece FOB
10 Pieces (MOQ)
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Frequency Range : GSM900
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Audited Supplier
Shenzhen City Autoe Technology Co., Ltd.

Guangdong, China Since 2019
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Full Bands Jammer Mobile Phone Signal Jammer 5g Phone Blocker

Full Bands Jammer Mobile Phone Signal Jammer 5g Phone Blocker

US $ 1 / Piece FOB
1 Piece (MOQ)
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Main Products: Phone Jammer, GPS Jammer, WiFi Jammer, Signal Jammer, Cell Phone Signal Jammer, Mobile Phone Signal Jammer, Drone Jammer, Bomb Jammer, Prison Jammer, Cell Phone Jammer
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Audited Supplier
Wolves Team Limited

Guangdong, China Since 2010
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High-Power Full-Band Mobile Phone Signal Jammer GSM 4G 5g WiFi Signal Blocker 30-40 Meters Distance

High-Power Full-Band Mobile Phone Signal Jammer GSM 4G 5g WiFi Signal Blocker 30-40 Meters Distance

US $ 400-490 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Nuoxinyuan Technology Co., Ltd.

Guangdong, China Since 2025
Chat Now Send Inquiry
Anti GPS 8-10W Desktop 10 Antennas Powerful Examination WiFi Mobile Phone 50-150 Meters Signal Blocker

Anti GPS 8-10W Desktop 10 Antennas Powerful Examination WiFi Mobile Phone 50-150 Meters Signal Blocker

1 Piece (MOQ)
More
Main Products: Signal Jammer, Drone Jammer/Uav Jammer, Anti Drone Module, Prison Jammer/Jail Jammer, Ied Bomb Jammer, Drone Detector, RF Jammer Module, Signal Detector, Dds Jammer, Portable Jammer
Contact Supplier
Audited Supplier
Shenzhen Ruicen Technology Co., Ltd.

Guangdong, China Since 2021
Chat Now Send Inquiry
60W Handheld 12-Antennas Mobile Phone/WiFi/GPS/Lojack/Remote Control Signal Blocker

60W Handheld 12-Antennas Mobile Phone/WiFi/GPS/Lojack/Remote Control Signal Blocker

US $ 588-700 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Pinnacle Technology Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2015
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Mini Cell Phone / Mobile Phone Signal Blocker

Mini Cell Phone / Mobile Phone Signal Blocker

5 Pieces (MOQ)
More
Main Products: Jammer, Signal Jammer, Cell Phone Jammer, Prison Jammer, Bomb Jammer, Backpack Jammer, Manpack Jammer, Drone Jammer Uav Jammer, Mobile Phone Jammer, Signal Detector Signal Booster GPS Trackers
Contact Supplier
Audited Supplier
Shenzhen Jinyatong Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2016
Chat Now Send Inquiry
12 Antennas 260W High Power 25W/Band Desktop Mobile Phone Signal Blocker

12 Antennas 260W High Power 25W/Band Desktop Mobile Phone Signal Blocker

1 Piece (MOQ)
More
Frequency : 1805~1880MHz
Contact Supplier
Audited Supplier
Shenzhen Yu Heng Xing Technology Co., Ltd.

Guangdong, China Since 2022
Chat Now Send Inquiry
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  • Conference Center
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  • 1900~1990MHz
  • 925~960MHz
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  • 869~894MHz

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  • GSM900
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