how block phone number

Brand Name:CWT

Model Number:CWT5016

Place of Origin:China

CWT5016 Industrial Iot Gsm Gprs 3g 4g Gateway Data Logger With 4Di 4Do 4Ai 4Ti Port features Port Qty Features DI (digital input) 4 Accept dry contact Can be configured as pulse counter input (counting frequency: 10Hz) DO (digital output) 4 Transistor ...

Brand Name:CWT

Model Number:CWT5002-1

Place of Origin:China

modbus tcp server gateway, rs485 modbus rtu gateway System Feature Cortex M3 32-bit ARM Reliable performance with built-in double watchdog, 24×7 operation With signal filtering mechanisms Network-reconnect and retransmission to ensure data accurately ...

Model Number:bloc02

Place of Origin:China

Brand Name:BR

...Phone RIFD Signal Blocking Bag Anti Radiation Shield Phone Case RFID phone case for protection against eavesdropping and location Product Description The easiest and most effective way to protect your devices from eavesdropping is with our Signal Blocking Case. Designed with advanced technology, this case blocks wireless signals and prevents unauthorized access to your personal information. Whether it's your mobile phone...

Brand Name:Sacontelecom

Model Number:SA-010B

Place of Origin:China

...Phone Signal Jammer Block 2G 3G 4G GPS WiFi Signals Descriptions: 1. This is a 20W high power jammer which can cut off the signals of the newly 3G 4G mobile phone signal and the normal 2G phone signals as CDMA, GSM, DCS, and PCS as well. It can aslo block WiFi, GPS signals. In total this 20W high power jammer can block...

Place of Origin:CHINA

Brand Name:EST

Model Number:EST-504K16

...Phone Signal Jammer with Directional Antennas to Block Wireless Communications Product Description: The Cell Phone Signal Jammer is a revolutionary cellular interference suppressor designed to help protect your privacy and stop unwanted communication from mobile phones. This mobile phone communication blocker is designed to block...

Brand Name:Sacontelecom

Model Number:SA-014B

Place of Origin:China

...Phone GPS Jammer 35w Block 2G 3G 4G WiFi VHF UHF Description: This 35W Latest 14 Full-Bands 2G,3G,4G Mobile Phone Signal Jammer 315Mhz 433Mhz 868Mhz Jammer, It can block the wireless normal signals including WiFi GPS VHF UHF LoJack 3G 4G alone or together at the same time. This 14 antennas adjustable high power desktop signal jammer can cut off all the 2G 3G 4G mobile phone...

Brand Name:Sacontelecom

Model Number:SA-AJ01

Place of Origin:China

...Phone Signal Jammer Block Voice Recorder Light Weight Up To 1.5m Descriptions: The audio jammer device SA-AJ01 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...

Brand Name:Sacontelecom

Model Number:SA-MJ08

Place of Origin:China

...Phone Signal Jammer Block 2G 3G 4G WiFi GPS Signals Decriptions: SA-MJ08 is our new model cell phone signal jammer, this jammer device is 160w high power, each band can reach up to 20w. The high power jammer SA-MJ08 is 8 bands, with 8pcs omni antennas. The jamming range can up to 80m. This cell phone blocker device can work 24 hours non-stop. It can block...

Brand Name:wolvesteam

Model Number:JM302106

Place of Origin:China

...phone GSM CDMA 3G 4G Wi-Fi All Cell Phone Jammer Product Description The 6 bands high power stationary signal blocker covers and blocks band frequencies of cellular phone and WIFI.With the stationary type design,the signal blocker comes with a high output power,for supporting multiple signals blocking...

Brand Name:Sacontelecom

Model Number:SA-HJ008

Place of Origin:China

...Phone Signal Jammer Block 2g 3G 4G LOJACK GPS WIFI Product description: The latest mini hidden 8 antennas cell phone jammer in 2020 Year, block all types of Android phones, Tablets, Smart Phones, iPhones, Windows phones etc. that use 2G, 3G, 4G, WIFI2.4G,GPS L1,LOJACK, or special design for remote control 315Mhz 433MHz 868MHz 915MHz,Pocket design look like the mobile phone...

Brand Name:VBE

Model Number:VBE-4H

Place of Origin:China

Mobile Phone signal Blocker , Cell Phone Signal Jammer for GSM / CDMA / DCS / PHS / 3G 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 ...

Brand Name:Purple Horn

Model Number:P16N

Place of Origin:China

...fits handheld using. it can effectively block CDMA,GSM,3G UMTS,4G LTE,5G cellphone ,GPS,Wi-Fi/Bluetooth ,Lojack ,Remote control ,VHF/UHF radio , it could block all types of Android phones, Tablets, Smart Phones, iPhones, Win phones walkie -talkie etc.This

Brand Name:GREETWIN

Model Number:GW-JD6K

Place of Origin:China

...Phone Signal Jammer WiFi GPS Block With 6 Antennas Signal Jammer Introduction: This mobile jammer is easy to operate and install. To start working, you only need to install antennas correctly and switch on power supply. The mobile phone jammers block all mobile phone signals such as GSM, 3G2100 and LTE800. And the jammers can also block little smart wireless city phone signal and SCDMA signal. The mobile phone...

Brand Name:Sacontelecom

Model Number:SA-005B-I

Place of Origin:China

...h 10w high power and inside antennas. This is a 10W high power jammer which can cut off the signals of the newly 3G 4G mobile phone signal and the normal 2G phone signals as CDMA, GSM, DCS, and PCS as well. In total this 10W high power jammer can block 5

Brand Name:Sacontelecom

Model Number:SA-008P-D

Place of Origin:China

...want to do, then this high-performance mobile phone jammer can help you get rid of from the world of mobile phones. This jammer is the industry's most effective hand-held jammer, the unique design allow it can use four antennas block 8 frequency, which

Brand Name:Sacontelecom

Model Number:SA-010P

Place of Origin:China

...Phone Signal Jammer 10 Omni Antennas Description: Portable jammer SA-010P its latest model in market , fits handheld using. it can effectively block CDMA,GSM,3G UMTS,4G LTE cellphone ,GPS,Wi-Fi/Bluetooth ,Lojack ,Remote control ,VHF/UHF radio , it could block all types of Android phones, Tablets, Smart Phones, iPhones, Win phones...

Brand Name:Sacontelecom

Model Number:SA-AJ02

Place of Origin:China

...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...