| CPC H04R 25/70 (2013.01) [H04R 25/505 (2013.01); H04R 25/558 (2013.01); H04R 2225/55 (2013.01)] | 27 Claims |

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1. A training system, comprising:
a first sub-system configured to:
receive first input indicative of a person's desired audio and/or audio-visual content; and
receive second input indicative of and/or related to an ability of the person to comprehend the desired audio and/or audio-visual content; and
a second sub-system configured to:
identify media content based at least on the first and second input.
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