Jays Group AB, formerly Jays AB, is a Sweden-based company active in the audio electronics industry. It is engaged in design, development and marketing of music headphones and accessories under its own brand for use with mobile music devices, such as Internet and multimedia-enabled smart phones (iPhone), portable media player (iPod), tablets (iPad), digital audio players (MP3), mobile phones, game consoles and other similar products. Its product portfolio comprises such headphones, as t-JAYS Four, a-JAYS One, a-JAYS Four, t-JAYS Series, a-JAYS Series, q-JAYS Earphones, c-JAYS Headphones, d-JAYS Earphones, v-JAYS Headphones, j-JAYS Earphones. The Company operates primarily in the Asia and Pacific region, as well as in the Nordic countries, rest of Europe and the United States. It has one wholly owned subsidiary, Jays R&D AB. Its largest shareholder is Six Sis AG.