What are the different types of signal jammers? What are the main uses?

What are the different types of signal jammers? What are the main uses?

It is very inappropriate to use mobile phones in daily life such as school, examination room, conference room, prison, etc., but at the moment, not only the mobile phone is confiscated early, but also the cell phone jammer It can be used to block cell phone signals within certain occasions. Wifi signals and gps signals are shielded, so if you don't have mobile phone signals or internet signals, you won't play with your mobile phone. You will get the expected effect.

1. Handheld signal jammer

Handheld signal jammers are mainly equipped with mortgage cars, long-distance cars, car chargers and direct charging charging heads. This jammer comes with a battery and can be used for 4 hours after being fully charged. It is a product developed according to the actual situation of mobile communication in Japan, and it is cost-effective, has good quality, and has a first-class parameter index and is easy to use. Especially suitable for mortgage cars and long-range fleets. Since this product blocks GPS / 2G / 3G / 4G / WIFI signals over a wide area, it cannot receive satellite signal positioning signals, cannot make normal communication connections with base stations, and is used for other electronic devices. Does not interfere with or interfere with use. Widely used in mortgage cars and long-range fleets, it can block and interfere with positioning signals.

4 Bands Portable Jammers Jamming GSM 3G GPS WIFI 315MHz 433MHz 868MHz

2. Desktop signal jammer (high power jammer)

Mobile jammers are mainly used for domestic university entrance exams, domestic entrance exams, adult college entrance exams, self-study exams, various college exams, and various junior high schools, industrial junior high schools, and vocational high school students browse the Internet using mobile phones. Play, play games, send sns, watch videos. Etc. cause adverse effects. It is a product developed according to the actual situation of mobile communication in Japan, and it is cost-effective, has good quality, and has a first-class parameter index and is easy to use. Especially suitable for large college entrance exams, adult exams, graduate entrance exams, bar exams, and other state and city exams.

3. Car signal jammer

GPS jammer block GPS signals over a wide area, so they cannot receive satellite signal positioning signals and cannot establish normal communication with base stations. It does not interfere with or block the use of other electronic devices. Widely used in mortgage cars and long-range fleets. Shield or interference positioning signal. Car jammers are mainly for mortgage cars, long-distance cars, and cigarette lighter charging, and are suitable for car use. It is a product developed according to the actual situation of mobile communication in Japan, and it is cost-effective, has good quality, and has a first-class parameter index and is easy to use. Especially suitable for mortgage cars and long-range fleets.