The Secret Genius of Modern Life Series 2 Episode 5 Headphones 2023
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Headphones: these marvels of miniaturisation are worn by 30 million people in the UK. Hannah Fry visits Bose to find out how the teeny earbud tech works and meets the human testers with ‘golden ears’.
- Released: 2023-12-07
- Runtime: 59 minutes
- Genre: Documentary
- Stars:
- Director:
