High Power Waterproof Cell phone Jammer for Prison use

Cover interface standards: 
CDMA800:850-894 MHz, 
GSM900:925-960 MHz 
GSM1800-1900:1805-1990MHz, 
3G: 2110-2170MHz, 
GPS: L1, L2 
WIFI: 2400-2500 MHz 
CDMA450 (just for Europe customer) 
You can select four or five bands of above frequency bands in a jammer 

Output power: Up to 220--280 watt 
Jamming range: UP to 200~500M [the signal strength<=-75dBm in the given area. 
Output power of each band is adjustable.  

Power supply: 50.60Hz/AC100 ~ 240V transmitting to DC 28V. 

The 101MH  was developed specially for prisons and other large sensitive locations such as military or governmental compounds. This high power system has been approved and installed by Prison Authorities in very large prison facilities in several Countries world wide. 

System Advantages  
Each unit can jam up to five frequency bands simultaneously.  
Continuous operation, even in hot climates, with no time limit.  
Secure design to avoid sabotage.  
(VSWR) circuit protection to ensure system will not burn out should there be antenna short circuiting or disconnection  
Adjustable RF power output level.  
Antenna type options 

101MH Optional Features  
Selection of antennas to provide more flexibility regarding jamming coverage.  
Special additional housing for all weather protection.  
Can use the UPS and battery