Which signal frequency bands does the mobile phone signal jammer block?
The cell phone signal jammers currently on the market are all full-band and can effectively block:
CDMA: 867-885 MHz.
GSM: 923-964MHz.
DCS/4G: 1803-1994 MHz.
3G (China Unicom/Telecom): 2109-2175 MHz.
Mobile 3G: 2008-2029MHz.
4G1: 2298-2406 MHz.
4G2: 2547-2650 MHz.
2.4G WIFI wireless: 2400-2485.
5.1G WIFI wireless:5150-5350.
5.8G WIFI wireless:5725-5825.
5G1:3400-3600.
5G2:4800-4900.
Nowadays, signal blocker technology is very mature and very easy to use. It has good shielding effect (no dead spots), good heat dissipation, stable performance, and simple installation. It is an installation-free product.
Topsignaljammer is a high-tech enterprise integrating research, development, sales and maintenance. Since its establishment, the company has specialized in the field of communications and has independent development, production and market development capabilities. With advanced technology, good reputation and perfect after-sales service, we have won the trust of users. The products are mainly used in examination rooms, schools, libraries, prisons, courts, conference venues, theaters, churches and other places that require confidentiality to prevent cheating, silence and interference.
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