SEASON: 2
SYNOPSIS
Headphones are worn by over 30 million people in the UK. Hannah Fry visits legendary headphone honchos Bose to find out how today's teeny earbud tech works and meets the human testers with 'golden ears'.
Photos
Reviews
No reviews
The Marsh King's Daughter 
Terminator 2: Judgment Day 
The Return of Sherlock Holmes 