KEF is a British company specialising in the design and production of a range of high-end audio products, including HiFi speakers, subwoofers, architecture speakers, wireless speakers, and headphones. It was founded in Maidstone, Kent in 1961 by a BBC engineer named Raymond Cooke.

KEF headphones deliver natural, accurate sound on the go. Noise cancelling, wireless, built for comfort, beauty and complete clarity, this is music as it should sound