| 摘要 |
A method of controlling a navigation apparatus, and which includes measuring, via a sensor, an environmental characteristic including at least one of an altitude of the navigation apparatus and an atmospheric pressure of an atmosphere the navigation apparatus is operating in; extracting, via a controller, a hearing characteristic including a degree of hearing impairment for a user operating the navigation apparatus from a memory based on the measured environmental characteristic; and compensating, via the controller, audio output by the navigation apparatus using the extracted degree of hearing impairment for the user operating the navigation apparatus.
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