A set of directional speakers embedded in a jacket that allow for high fidelity reproduction of sound. i.e. Projecting sound behind you “This is the police! … “ to scare a thief.
Or Projecting a reminder in front of you.
Amplify, Verbal, Wearable, Torso, Protection, Speakers, Auditory, App
Burning Man 2, On the sidewalk, We Are Wearables Meetup