Can I Block Outgoing Calls On A Cell Phone Prevent Outgoing Calls

In order not to be interrupted by the sudden ringing of the mobile phone during the meeting, or for the participants to concentrate on listening to the meeting content, and to prevent the meeting content from being leaked, using the meeting room Can I Block Outgoing Calls On A Cell Phone is a very wise choice. The conference room mobile phone signal jammer suitable for use in small conference rooms. At present, in the market of conference room cell phone jammer , it is mainly divided into built-in antenna and external antenna. Then, should the conference room phone signal jammer choose built-in antenna or external antenna? Antenna's.

The conference room cell phone signal jammer, although it is called a cell phone jammer in name, does not actually block the signal itself, nor does it form a shielding layer after the jammer is turned on. The name of the cell phone jammer is more suitable. The reason why the mobile phone can make calls, chat in the morning, and play games is mainly due to the base station of the operator. The base station has been transmitting signals to the mobile phone, so that the mobile phone can receive the signal. information displayed above. Can I Block Outgoing Calls On A Cell Phone is to transmit an interference signal, so that when the mobile phone receives the signal from the base station, the normal signal is interfered, so the mobile phone cannot be used normally, so as to achieve the effect of the mobile phone being interfered. In the conference room, it may also happen that the mobile phone is not in the conference room, and the mobile phone cannot be used. This is because the signal emitted by the mobile phone signal jammer in the conference room overflows to the outside of the conference room through reflection and refraction. This situation will occur. Outside the conference room, the mobile phone may also have no signal and cannot be used normally.