Low Power Cell phone jammer for indoor use, blocking cellular communications and mobile phones by using cellular transmission to prevent use of cell phones.
With adjustable output power, this 3G Cell phone jammer can work 24Hours / 7 days continuously, each band can be controlled in separately way. You can use it in the following places, such as Meeting Room, Oil and Gas Storage Facilities and fields, Hospitals, Theatres, Recording Studios, Banks, Contract Tendering Rooms, Churches, Conference Rooms, Classrooms, Testing Facilities, Security Services, Military Units, Secret Services, News Conference Rooms, Libraries, Museums, Prisons, Courts, Border Patrol and Drug Enforcement, Customs, House, etc.
By the way, If you want to buy cell phone jammer, you could go to cell phone jammer fun shop: Cell Phone Jammers - GPS Jammer + Wifi Jammer + Cell Phone Booster - China Wholesale