Verizon Wireless Robocall Blocker For Cell Phones 2018
It is unwise for a college in Yangzhou to use Verizon Wireless Robocall Blocker For Cell Phones 2018 to block students' mobile phone signals in class. First, as a modern communication device, mobile phones can facilitate students to get in touch with others at any time, especially in some special emergencies; second, mobile phones, as network transmission terminals, can receive network resources through satellite signals, which is conducive to the free and open teaching of universities environment.
Undoubtedly can play a role in promoting. Of course, the introduction of mobile phones into college classrooms is a double-edged sword. Schools should actively participate in management work, use cell phone jammer to guide students correctly, and reflect the humanistic care of colleges and universities. Generally speaking, the Verizon Wireless Robocall Blocker For Cell Phones 2018 in the test room is to block the mobile phone by interfering with the mobile phone signal in the designated frequency band. The spectrum of the previous mainstream network 4G is generally between 1700MHz and 2600MHz. For example, China Mobile's 4G is mainly in the two frequency bands of 2320-2370MHz and 2575-2635MHz, while China Telecom is in the two frequency bands of 1755-1785MHz and 1850-1cell phone jammer0MHz, and China Unicom is in 1955-1980MHz and 2145-2170MHz.