JYT-J02 Adjustable output power signal Jammer with five bands

Specification:
RF Frequency 1: America Market Frequency Cell phone+GPS+WIFI
850-894MHz;1930-1990MHz;2110-2170MHz,GPS(1500-1600MHz),WiFi(2400-2500MHz )
RF Frequency 2:Europe Market Frequency Cell phone+GPS+WIFI
925-960MHz,1805-1880MHz,2110-2170MHz;GPS(1500-1600MHz),WiFi(2400-2500MHz)
RF Frequency 3: Could be used all of the world. All cell phone
850-894MHz,925-960MHz,1805-1880MHz,1930-1990MHz,2100-2170MHz;

Total Power: 12watt
Power Supply: AC 110-240V / DC 5V /10-21V
Shielding Radius: Up to 40 meters, signal strength <= -75dbm, depends on the signal strength in the given area
Weight: 3 KG
Size: 263(L)*140(W)*50(H)mm

Advantages and Features:
1. Adjustable output power,each band can be controlled in separately way
2.Smart cooling system, can work 24Hours / 7 days continuously. Non stop cooling system
Applications:
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.