Many people now listen to their music through headphones. On their commute to work, at their desk, in the gym, or anywhere else, you're very likely to find people using headphones. As part of our headphone roundup, this review covers the Focal Spirit One Headphones, which are of the design that, generically, are called "Over the Ear", which means they completely cover the ear in a chamber, which may be sealed on the outside or open to the surroundings. The Focal Spirit One's are sealed.