Affected by the world's interference, there are many manufacturers of cell phone jammer on the markets in various countries, but there are few detailed introductions, so let's purchase our professional phone signal jammer manufacturers in detail to apply to us.
Mobile phone signal jammer is a mobile phone signal protection device, mobile phone signal shielding device, mobile phone isolator, mobile communication signal protection device, protection device, mobile phone jammer, signal jamming device, cell phone blocker, signal block device, mobile phone signal blocker, Signal isolators, mobile signal cutters, radio signal protection equipment, etc.
For the uplink and downlink channels of the mobile phone system, it uses frequency doubling, frequency division and frequency hopping filtering techniques to analyze the required shielding frequency. According to the ability of the obstructor to customize the size of the spherical screen space, it automatically trains to protect the magnetic field in the specified range, thereby manufacturing mobile phones (including PHS, PHS GSM, DCS, PCS, CDMA, 3G, 4G, 4G LTE) in the mobile chess space in. When the mobile phone signal interference device is in the working state, it may cause the mobile phone's transmitting and receiving signals to fail within the specified range and cannot be dialed to achieve the purpose of forced prohibition. The common use place of mobile phone signal jammer, it can be used in examination rooms, conference rooms, gas stations, oil depots, churches, hospitals, courtyards, military centers, libraries, cinemas and other places.