Home Security & Protection Sender, Receiver Blocker 2018 Product List
9,685 products found for 461  

Blocker manufacturers & suppliers

16 Antenna Jammer, Blocker for 3G 4G Cell Phone, Lojack 173MHz. RC433MHz, 315MHz GPS, Wi-Fi, VHF, UHF Radio Signal Jammer;

Min. Order: 1 Piece
  • Frequency Range: GSM900
  • Frequency: 1805~1880MHz
  • Application: Military Area
  • Name: Full Band 42W 16 Antenna Jammer/Blocker
  • Jamming Range Radius: 50meters
  • Weight: 8kg

Universal 12 Antennas Adjustable WiFi GPS VHF UHF Lojack 2g 3G 4G All Bands Signal Jammer Blocker

FOB Price: US $ 1 / Piece
Min. Order: 1 Piece
  • Jammer Working Frequency: WiFi GPS VHF UHF Lojack 2g 3G 4G
  • All Band Jammer: 12 Bands
  • 3G 4G Jammer Power: 28.5W
  • Packing: Neutral Packing
  • Standard: CE
  • Port: Shenzhen

New Lojack Jammer/Blocker for Cellular Phone+GPS+Wi-Fi+Lojack, Handheld 8 Band Cellphone, Remote Control Signal Jammer, Wholesales Cheap 8 Antenna Jammer

FOB Price: US $ 1 / Piece
Min. Order: 1 Piece
  • Frequency Range: PCS1900
  • Frequency: 1805~1880MHz
  • Application: Military Area
  • Name: Lojack Jammer/Blocker
  • RF Power Output: 3.5 Watt
  • Continue Using Time: 120minutes

Stationary Adjustable 4G Jammer Cell Phone CDMA GSM GPS 3G WiFi Lojack,Signal Blocker for All 2g,3G,4G Cellular,433MHz,315MHz,GPS,Wi-Fi,VHF,UHF Lojack Jammer

FOB Price: US $ 1 / Piece
Min. Order: 1 Piece
  • Frequency Range: DCS1800
  • Frequency: 1805~1880MHz
  • Application: Examination Hall
  • Cell Phone Jammer: for 4G 3G 2g
  • Jamming: GSM,2g 3G,4G,WiFi, GPS,315MHz,433MHz Lojack
  • Working Mode: We Can Do Customized

2017 Updated Version Factory Price! ! ! ! Portable Mobile Phone Signal Jammer CDMA/GSM/GPS/3G Blocker

FOB Price: US $ 1 / Piece
Min. Order: 2 Pieces
  • Size: 370 X 140 X 51mm
  • Weight: 3.5kg
  • Packing: Ployfoam and Carton
  • Standard: CE, ROSH
  • Port: Shenzhen
  • Production Capacity: 5000PCS/Month

New Model Withh Economical Price! ! ! Stationary 8bands Cellphone, Wi-Fi, Car Remote Control 433, 315 Jammer/Blocker: Cpj880

Min. Order: 1 Piece
  • Type: Wireless
  • Usage: Personal, Auto, Door, Fire, Smoke, Window
  • Certification: DOT, E-MARK, CE, ISO, FCC, RoHS, MUTCD, ASTM, AS/NZS, CCC, GS, Intertek
  • Channel: >4CH
  • Receive Frequency: 433.92MHz
  • Transmission Rate: ≥20Kbps

Anti Tracker Mini GPS Signal Jammer Blocker for Car Vehicle

FOB Price: US $ 0.01 / Piece
Min. Order: 1 Piece
  • Frequency Range: Gpsl1: 1500-1600MHz
  • Frequency: Gpsl1: 1500-1600MHz
  • Application: Military Area
  • GPS Signal Jammer: 1500MHz-1600MHz
  • GPS Signal Blocker: up to 10m
  • GPS Jamming Power: 12V

Automatic Traffic Control Hydraulic Road Blocker for Roadway Safety Machine*

FOB Price: US $ 10 / Piece
Min. Order: 1 Piece
  • Position: Vehicle Fence
  • Material: Steel
  • Function: Obstruction
  • Post Fixation: Embedded Type
  • Degree of Distortion: Flexible Barrier
  • Opening Time: 1-3s

Portable Cellular Bomb Signal Jammer / Blocker

Min. Order: 1 Piece
  • Type: 20MHz~6000MHz
  • Application: Optical Signal Transmission
  • Modulation: Vco
  • Receiver Chip: Hdt
  • Oscillator Circuit: PLL Frequency Synthesis
  • Jamming Target: VHF/UHF; Cell Phone; Wi-Fi Devices; GPS Devices

High Power Waterproof Prison Cellphone Signal Jammer, Signal Blocker

FOB Price: US $ 1-10 / Set
Min. Order: 1 Set
  • Type: Infrared
  • Channel: 3CH
  • Receive Frequency: 315MHz
  • Transmission Rate: 10~20Kbps
  • Size:510*430*350mm: Power:Waterpoorf
  • Prison Cellphone Signal Jammer: Use:Outdoor

8CH Indoor Power Adjustable Wireless Mobile Signal Jammers Blocker

FOB Price: US $ 100 / Piece
Min. Order: 1 Piece
  • Frequency Range: 20-6000MHz
  • Frequency: 20-6000MHz
  • Application: Conference Center
  • Jamming Range: 2-20m
  • Net Weight: 4kg
  • RF Output Power: 18W

New 8 Antennas High Power Handheld 3G/ 315/ 433/ Lojack Jammer, Built-in Battery, Portable 2g 4G Lte GSM CDMA Cell Phone Signal Blocker

FOB Price: US $ 1 / Piece
Min. Order: 1 Piece
  • Frequency Range: PCS1900
  • Frequency: 1805~1880MHz
  • Application: Military Area
  • Cell Phone Signal Jammer: Cell Phone Signal Jammer
  • Name: 8 Antennas High Power Jammer, 3G/ 315/ 433/ Lojack
  • Size: 240X 202X 65mm

6 Channels 90W Backpack Jammer & GPS Blocker to 200m

FOB Price: US $ 1 / Piece
Min. Order: 1 Piece
  • Frequency Range: GSM900
  • Frequency: GPS Blocker
  • Application: Military Area
  • Jamming Frequencies: 2g,3G,GPS,WiFi
  • Total Working Bands: 6 Channels
  • Total Output: 90W

1.56 Blue Light Blocker Lens

Min. Order: 100 Pairs
  • Usage: Optical
  • Type: Flat Lens
  • Transmittance: >95%
  • Shape: Single-lens
  • Material: Resin
  • Certification: ISO9001, CE

4 Bands Desktop 5.2g 5.8g Wi-Fi Signal Jammer Blocker

FOB Price: US $ 1 / Piece
Min. Order: 1 Piece
  • Type: Wireless
  • Usage: Auto
  • Certification: CE
  • Channel: 4CH
  • Receive Frequency: 2.4G,5.2g,5.8g
  • Transmission Rate: ≥20Kbps

High Security Checkpoint Auto Type Hydraulic Road Blocker

FOB Price: US $ 10 / Piece
Min. Order: 1 Piece
  • Position: Vehicle Fence
  • Material: Steel
  • Function: Separation, Obstruction
  • Post Fixation: Embedded Type
  • Degree of Distortion: Rigid Barrier
  • Opening Time: 1-3s

Newest Portable Cellular GSM 2g 3G 4G WiFi Jammer, High Quality Wireless 6 Bands Blocker

FOB Price: US $ 1 / Piece
Min. Order: 1 Piece
  • Frequency Range: PCS1900
  • Frequency: 1805~1880MHz
  • Application: Military Area
  • Dimension: 177.5 X76.5X36.5mm
  • Total Outputpower: 4.2W
  • Weight: Approx. 1.2kg

300W 6 Channel Vehicle Bomb Drone Jammer Signal Blocker

Min. Order: 1 Piece
  • Frequency Range: DCS1800
  • Frequency: 1805~1880MHz
  • Application: Military Area
  • Total Working Bands: 6 Channels
  • Total Output: 300W
  • Shielding Radius: 500-1500m

GSM Jammer Mobile Signal Blocker

Min. Order: 1 Piece
  • Frequency Range: GSM900
  • Frequency: 925~960MHz
  • Application: Military Area
  • Output Power: 2/5/10/20/40/50/100 Watts
  • Gain: 40- 50dB
  • Jammer Frequency: GSM

Hidden Style 12W 3G 4G Cellphone Blocker & WiFi Blocker

FOB Price: US $ 220 / Piece
Min. Order: 1 Piece
  • Frequency Range: DCS1800
  • Frequency: 1805~1880MHz
  • Application: Anywhere
  • Weight: 2.00kg
  • Total Output Power: 12W
  • Type: Hidden

(IP68) Hydraulic Rising Security System (integrated UVSS, Barrier) Road Blocker

FOB Price: US $ 1-30000 / Set
Min. Order: 1 Set
  • Position: Enterance and Exit of Road
  • Material: Steel
  • Function: Warning
  • Upright Post: 2500*600mm
  • Post Fixation: Embedded Type
  • Degree of Distortion: Rigid Barrier

6-CH Portable GSM Cellular Signal Jammer / Blocker

FOB Price: US $ 110-119 / Piece
Min. Order: 1 Piece
  • Type: 860MHz~2665MHz
  • Application: Optical Signal Transmission
  • Modulation: Soc
  • Receiver Chip: Hdt
  • Oscillator Circuit: PLL Frequency Synthesis
  • Jamming Target: Cell Phone; Wi-Fi Devices; GPS Devices

Mobile Phone Signal Frequecny Blocker

FOB Price: US $ 8000 / Piece
Min. Order: 1 Piece
  • Usage: Defense
  • Using Field: Land
  • Material: Aluminum/Alloy
  • Name: Portable Frequency Jammer
  • Internal Modulation: Dds or Analog
  • Operating Frequency: 20MHz-6000MHz

Road Dividers Barricade/Parking Barrier Gate/Car Blocker Parking Blockers

FOB Price: US $ 3000-3500 / Piece
Min. Order: 1 Piece
  • Position: Vehicle Fence
  • Material: Steel
  • Function: Warning
  • Upright Post: 300*220*168
  • Post Fixation: Embedded Type
  • Degree of Distortion: Rigid Barrier

400W Signal Jammer Cell Jammer Signal Blocker (GW-J270W)

Min. Order: 1 Piece
  • Frequency Range: PCS1900
  • Frequency: 1900~1990MHz
  • Application: Military Area
  • Outdoor Using: Waterproof Jammer
  • Packing: Neutral Packing
  • Standard: ISO9001

Factory Price Custom Printing RFID Bank Credit Card Blocker

FOB Price: US $ 0.9-1.5 / Piece
Min. Order: 500 Pieces
  • Function: Card Protector
  • Type: Blocking Card
  • Material: PVC
  • Read-Write Method: Shield RFID
  • Label Category: RFID Blocking Card
  • Structure: RFID Blocking Material

Programming Custom Printing RFID Blocker Card

FOB Price: US $ 2-2.5 / Piece
Min. Order: 500 Pieces
  • Function: Payment, Encrypt/Decrypt, Information
  • Type: Smart Card
  • Material: PVC
  • Read-Write Method: Non-Contact Type
  • Label Category: Passive
  • Structure: Read-Write Card

Stainless steel traffic barrier security road blocker SA5000

Min. Order: 1 Piece
  • Position: Vehicle Fence
  • Material: Steel
  • Function: Separation, Obstruction, Warning
  • Upright Post: 60*60
  • Post Fixation: Embedded Type
  • Degree of Distortion: Rigid Barrier

Road Blocker for Road Parking, Roadblocker

Min. Order: 1 Piece
  • Material: Aluminum Alloy and Polycarbonate
  • Feature: Anti-Corrosive
  • Type: Traffic Cone
  • Solar Cell Type: Monocrystalline
  • Light Color: Red or White
  • Application: Road

Hot Sale Wallet RFID Blocking Card / HF RFID Blocking Card/ RFID Blocker

FOB Price: US $ 0.23-0.36 / Piece
Min. Order: 500 Pieces
  • Type: RFID blocking card
  • Material: PVC
  • Power Supply Mode: Passive Card
  • Item: RFID wallet blocking cards
  • Dimensions: Cr80 86X54mm, or Customized
  • Printing Option: Offset Printing, Silk-Screen Printing
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