Pro 9 Noise Cancelling Hearing Protection

Effective Noise Cancelling technology without Batteries, Electronics, valves,

or any moving parts!

Unique patented sound chamber technology, directs damaging sounds away

from the ear canal, where they are dampened, refracted and cancelled.

The effect is amazingly clear low level sounds such as speech, but with 

highly efficient protection from damaging noise levels such as

gunfire with over 32 Decibels of noise reduction, evenly across all frequencies.