High Power Cell phone Jammer for Prison use

Product Description
Every band frequency can select output power
Power supply: 50.60Hz/ac100 ~ 240v transmitting to dc 28v.

The jyt-hj04 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

Jyt-hj04 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