Provides for easier listening, which means less stress and fatigue for the user. Provides extra cues for locating direction of sound sources by restoring natural sound differences in time and intensity. Restores a sense of sound balance. Limitations Background noise is not eliminated. User's impaired ear will not be helped.
Directional assistance is limited, depending on the distance and direction of the sound.
The radio signal may be subject to electrical interference. The user may need to use two different sized batteries, depending on ear size and unit style.