Hearing instrument and vision device systems

A system comprising:

• a hearing instrument configured to be worn by a user, the hearing instrument comprising:
• a communication system configured to receive an indication of a direction from a vision device configured to be worn by the user concurrently with the hearing instrument;
• one or more microphones;
• one or more processors configured to:
• receive first audio data representing detected sound that is detected by the one or more microphones;
• and
• generate second audio data based on the first audio data, wherein the second audio data represents a version of the detected sound in which portions of the detected sound arriving at the one or more microphones from the direction are enhanced;
• and
• a receiver configured to generate output sound based on the second audio data.