Cellphone 4G 2620-2690Mhz Signal
Currently, one of the latest 4G frequency protocols, mainly used in the United States, Canada and other regions, is one of the most commonly used signals. If the 4G signal needs to be disturbed, then this frequency band is required. In recent years, with the popularity of 4G, the jamming devices of these frequency bands are becoming more and more popular. According to statistics, the demand for 4G cell phone jammer devices in 2017 is three times higher than that of 2016. Demand for 2018 has tripled from 2017.