 DWLS-FM, also known as Barangay LS 97.1, is the FM radio station of RGMA in Metropolitan Manila, a subsidiary of GMA Network.Its main radio studios are located at the GMA Network Center in Quezon City and its transmitter is at Tandang Sora Avenue, Quezon City.DWLS is the assigned call letters for the radio station and it was derived from the name of Loreto Stewart, the wife of its founder, Robert La Rue "Uncle Bob" Stewart.