2G 3G 4G GPS Cell Phone Wifi Jammer , Mobile Phone Signal Blocker For Schools

10 Antennas 20w Mobile Phone Signal Jammer Block 2G 3G 4G GPS WiFi Signals

Descriptions:

1. This is a 20W high power jammer which can cut off the signals of the newly 3G 4G mobile phone signal  and the normal 2G phone signals as CDMA, GSM, DCS, and PCS as well. It can aslo block WiFi, GPS  signals. In total this 20W high power jammer can block 10 frequency bands.

2. And since designed with 20W high power and using the outer detachable power supply the jamming range is up to 50 meters depending on the signal strength in the given area. Thus this phone jammer device

SA-010B can work continuously with nonstop working.

3. This cell phone jammer SA-010B is wonderful gadget, and good cooling fan inside and stable capability   make it more attractive.

4.  And as owning such excellent characteristics this 3G 4G mobile phone signal jammer now is suitable to be used in places like the library, church, meeting room, classroom and so many other places where need  quiet condition. Besides it can also be used in places where mobile phones are prohibited to be used like    the military, prison, government department and so on, really owns wide application areas.

Product Fetures:

1. Provide 360 degree jamming.
2. Output Power Adjustable.
3. Each frequency channel can be controlled separately.
4. Frequency ranges selectable.
5. Accept to customized low frequency.

Specification:

Applications:
Prisons, Recording Studios, Banks, Contract Tendering Rooms, Churches, Classrooms, Testing Facilities, Security Services, Military Units, Secret Services, News Conference Rooms, Libraries, Museums, Courts, Border Patrol and Drug Enforcement, Customs, etc.