Ultrasonic Broadcasting System, Inc. (UBSI) is the radio network based in Pasig City, Philippines. UBSI is owned by the SYSU Group of Companies, a family-owned conglomerate that distributes imported food products in the country.It was founded by in 1991 with the launch of K-LOVE 1494. In 1996, Energy FM, UBSI's FM radio network, was launched first in Davao.