An example of unfiltered sound before EarAngel is applied

An emergency services call handler experiencing a noisy background alarm causing degradation to the speech quality and audibility. Imagine having to handle calls like this eight hours a day, five days a week!
 

An example of filtered sound after EarAngel is applied

Listen to how EarAngel attenuates the noise. The adoption of the EarAngel unit clearly affords the call handler a much improved ability to understand the caller's voice and; most importantly; relief of any prior stress.