Kalayaan Broadcasting System, Incorporated (KBSI) is the radio broadcasting arm of the Anflo Group of Companies. Incorporated on January 6, 1987 with a call sign “Radyo Rapido”, KBSI delivers a balanced programming format that includes news and commentaries, public service, and variety programs that are anchored by seasoned and credible broadcast personalities in Davao City.

​

      KBSI primarily covers the entire Davao Region and other areas in Mindanao like Saranggani Province, General Santos City, South Cotabato, and Caraga Region.