Silentek's covert ultrasonic jammer looks like a speaker but is a powerful anti-recording device. It was effective against all devices tested, including iphone ...

A Federal Communications Commission proposal to let state and local prisons jam contraband cell phones has support from ...

Attention-grabbing headlines have surfaced recently about thieves using a Wi-Fi jammer to gain access to homes in big cities like Los Angeles, but it's important not to get drawn in by sensationalism.

Silentek offers new ultrasonic jammer which outperforms all other units tested. The UJ-20000 proved effective against all devices tested, including iphones. USA ...

INDIANAPOLIS — Vanderburgh County Sheriff Noah Robinson testified at the Statehouse Tuesday connecting a local crime to the potential need for new legislation. In June, a signal-jamming device, was ...