The station carried slogan "The Rhythm of the City" (inherited from 99.5 RT in Manila [now 99.5 Play FM] and Y101 Cebu) and aired a Top 40 (CHR) format.

On January 27, 2003, Baycomms Broadcasting Corporation acquired the station and changed its call letters to DXBD.

During that time, the station was sold to Hypersonic Broadcasting Center, and its studios moved to its present location at the 2nd floor, SBS Building, C.M.

Recto Ave., while the transmitter moved to its present location at Osmeña St. On February 28, 2011, after a series of test broadcast, the station was relaunched as Magnum Radyo, with the call letters DXMR, and switched to a "newsic" (news and music) format, similar to 89.5 Brigada News FM in General Santos.

Magnum Radyo has been ranked as the overall #1 FM station in Cagayan de Oro, according to the KBP-Radio Research Council (RRC) Kantar Media Radio Surveys.