The editor will explain to you one by one the four major advantages of signal jammers for phone.
1. Wide application.
Suitable for examination rooms, not limited to examination rooms, prisons, gas stations, anti-mobile phone bombs, oil depots, liquefied gas stations, detention centers, interrogation rooms, courts, labor reform teams, conference rooms, cinemas, churches, libraries, school dormitories, special security and confidential places (mechanical offices, negotiation rooms, mobile vehicles, sites guarded by political and business dignitaries).
2. Targeted.
Cell phone signal jammers are mainly used for college entrance examinations, domestic postgraduate entrance examinations, adult college entrance examinations, self-study examinations, examinations in various colleges and universities, as well as various types of secondary schools, technical secondary schools, vocational high schools, prisons, detention centers, conference rooms, mobile phone cheating, random text messaging, and Negative effects such as communication and collusion among persons outside prison.
3. Various shielding signals;
GSM/CDMA/DCS/PHS/TD-SCDMA/WCDMA/WIFI/TD-LTE/FDD-LTE/efficient shielding.
4. Model advantages.
High-scattering aluminum alloy shell, low operating temperature, stable shielding effect.
Built-in turbo fan, low operating noise.
Independent power adapter. 12V/24VDC power supply, convenient for vehicle movement.
The external antenna design has a unified interface at one end, making the appearance more beautiful and equipped with an anti-loosening design. The antenna and the host are equipped with identification working frequency bands for convenient one-to-one correspondence.