Professional Cell Phone Signal Blocker Device for GSM 3G 4G LTE

With the rapid development of technology,nowadays smart cell phone is widely used.These mobile phone signals include GSM, CDMA, DCS, PCS, 3g and other signals. With these cell phone signals, we can make it easier to connect with relatives and friends.Smartphone is indeed bring to people's life a qualitative breakthrough, more rich people's entertainment life, let people in the busy work can use the cell phone to see they are interested in news web pages, etc.But there are some situations that we need to be quiet or solemn like court, church,meeting room,school examination room.And sometimes people need to be quiet to learn,to read. That is what cell phone signal jammer used for.The development of technology has made smartphones become one of the things many young people carry with them, and on the road, you can see a lot of people looking at their phones. Students use, not only affect their study, also affect the rest of the class, affect the order of the teacher in class, it is extremely bad behavior, to stop this behavior, schools can be installed using cell phone jammer diy, this can be a good solution to this problem.Many people are also affected by the negative effects of mobile phones. So in this case the cell phone jammer can help a lot of people.Besides, some one can eavesdrop your conversations by intercepting your cell phone signal blocker jammer.And they can also track you through mobile phone tower triangulation which is not the same with the GPS.You can buy 4g phone jammers from the following products.

The current cell jammer is powerful, with some not only interfering with GPS signals, but also interfering with WiFi signals. There are also, of course, the main target frequency jammers, which you can purchase according to your own needs, and now multi-frequency tunable portable jammers are more popular.

In the category we provide you the powerful mobile blockers that used in the room like church and handheld jammers for someone that need to protect their privacy or confidential informations.And if you want to find a device against GPS tracking,you can visit the GPS jammer category.

Cell Phone Jammer
cell phone signal jammer for home

    60501 Portable Whole Mobile Phone WiFi Signal Jammer

    The signal jammer can block wifi and all cell phone signals. It has an interference radius of up to 20 meters with portable jammer that can be carried on the arm. If you need an ordinary portable phone jamming device, this signal interceptor is definitely your best bet.

    $405.80$680.99
6 Bands Handheld Cell Phone Signal Jammer 3G 4G LTE Frequency Blocker
E0501 High Power Desktop Cell Phone WiFi Jammer 5 Bands

    E0501 High Power Desktop Cell Phone WiFi Jammer 5 Bands

    The desktop wireless jammer can block GSM UMTS LTE and WiFi signals.With high heat dissipation, the 5 bands signal jammer can work for a long time continuously.

    5 antennas desktop adjustable phone jammer can block GSM UMTS LTE and WiFi signals. In the case of high heat dissipation,  can work for a long time.Wide jamming radius.

    $420.89$859.67
Portable Multi-functional Jammers for Phone GPS WIFI or Video

    Portable Multi-functional Jammers for Phone GPS WIFI or Video

    This 5 antennas jammer is one of the most popular portable small shape jammer. It blocks almost all phone frequencies. It supports bluetooth, WIFI, GPS and wireless video/audio signals.

    If you're looking for a vehicle cell phone jammer, here it is. It's one of the most popular portable jammers with a stylish look. It can block almost all mobile phone frequencies. It also supports bluetooth, WIFI, GPS and wireless video/audio signals.

    $233.90$339.99
buy cell phone jammer online

    4 Bands Cheap Handheld Cell Phone Blocker,GPS WIFI Jamming

    This handheld mini GPS jammer is very popular in the market. It interferes with GPS, GSM, WiFi and 3G signals. Distribution car charger, can be used for car.

    This gsm signal blocker can interfere with GSM, 3g, GPS and WiFi signals simultaneously, and has small and portable features. Car charger can easily use of your car.

    This portable handheld jammer is very popular nowadays. It jamming with GSM, GPS, WiFi and 3G signal. It has the characteristics of light weight and small volume. The interference radius up to 15 meters.

    This mobile cell phone jammer is very popular nowadays. It jamming with GSM, GPS, WiFi and 3G signal. It has the characteristics of light weight and small volume. The interference radius up to 15 meters.

    $166.62$319.69
6 Bands Adjustable GSM/3G/4G Mobile Phone Jammer GPS WIFI UHF VHF Signal Blocker
Waterproof One-piece Cell Phone Signal Jammer WIFI Blocker

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