Can I Block Phone Calls On My Blu Cell Phone Block Exam Cheating
At present, some technologies on the market are mainly concentrated in the frequency band that the walkie-talkie can receive. Some people with ulterior motives have also developed a transmission system that can break through Can I Block Phone Calls On My Blu Cell Phone based on the walkie-talkie frequency band. Whether it is exam cheating or other illegal uses such as eavesdropping, they are all targets of such communication systems. In this scenario, the cell phone signal jammer cannot play a corresponding role. Drones are used to detect and locate signal sources but we are not helpless. The best way to deal with this kind of scene is actually signal detection and positioning, taking the initiative to locate the signal source of a specific frequency band and arrest the criminal suspect. Therefore, during the normal college entrance examination, all radio waves near the college entrance examination room are actually recorded. Once there is a possible signal that is not recorded, the radio wave will be quickly locked by the active investigation system. Arrested by police officers. Multipoint positioning can determine the location of the signal source.
Don't be afraid if you encounter cheating on your mobile phone, there is already an exam room Can I Block Phone Calls On My Blu Cell Phone , which can effectively prevent such unfair things from happening. The mobile phone signal blocker in the examination room can effectively block the mobile phone signal, and can block the signal sent by the mobile phone, so that CDMA (China Telecom Network), GSM (China Mobile, China Unicom) SCDMA (Netcom Telecom Dalingtong) DCS (1800MHz), All communication base stations such as PCS (1900MHz), PHS (Telecom PHS), 3G data signal, WIFI and 4G mobile phone signals cannot receive the information sent by the mobile phone. So why not put the cell phone jammer in the teen's car? If your parents are concerned about the safety of teen driving, or you know that texting driving is dangerous, then just use something similar to a cell phone jammer.