All India Radio (AIR) is India's national public radio broadcaster established in 1936. It is a division of Prasar Bharati and serves as the main public service broadcaster of India with the motto "For the benefit of many, for the happiness of many." AIR provides programming in 23 languages and 146 dialects to inform, educate, and entertain the masses, making it one of the largest broadcasters in the world in terms of the number of languages served.