2SER is a community radio station in Sydney, New South Wales, Australia, broadcasting on the frequency 107.3 FM and is a member of the Community Broadcasting Association of Australia. The station operates as a company limited by guarantee and is jointly owned by Macquarie University and the University of Technology, Sydney. Both institutions contribute an annual grant to 2SER, however the station is largely self-supporting, relying upon revenue raised through programming, sponsorship, fund-raising events and membership.