This is the lightest, most effective and simple solution there is to get a chin mount that allows access to the audio jack of most Sony action cameras.
Items used can be found on Amazon at the following links:
Skeleton case [ Ссылка ]
Straight extensions [ Ссылка ]
GoPro 1/4-20 camera mount [ Ссылка ]
Sony As100v [ Ссылка ]

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