Compare how a cell phone signal booster works to an antenna: The booster receives the cell signal from a base station and sends it to the cell network. You can forget about issues like limited range, dropped calls, and slow data rates when you have a cell phone signal booster. Therefore, a cell phone signal booster is your personal supply of high-quality cellular network.

Cell phone signal booster will help your cell phone work at a high level. This device improves the reception of…

Common cell phone signal jammers on the market have operating frequencies: 869~894MHz; 825~960MHz; 1805~1880MHz and 1900~1990MHz, etc. The applicable frequency bands are CDMA800, GSM900, DCS1800, and PCS1900. It can control a range of about 40 meters in diameter, using a DC-DC converter input voltage and 5V output voltage.

Before purchasing a jammer, there are several important factors that…

Every year during the college entrance examination, the school will have network problems, such as mobile phone disconnections and slow Internet speed, because the school has turned on the cell phone jammer. If we think of cell phones as handheld two-way radios, radios are subject to interference, and cell phones are no exception. Like any radio, cell phone signals are subject to interference.

In…

As we all know, full-band jammers, with their advantages of high efficiency, stability, reliable quality, and strong interference, play an important role in various places that require signal shielding, such as examination rooms, party and government agencies, large enterprises, etc. Now many families are trying to So that children can concentrate on learning, they will also choose a full-band jammer with better performance. So how to choose a full-band jammer?

1. According to signal…