DWJM (88.3 FM), broadcasting as Jam 88.3, is a radio station owned and operated by Raven Broadcasting Corporation, one of the partner stations of Tiger 22 Media. The station's studio is located at Unit 906-A Paragon Plaza, EDSA cor. Reliance St., Mandaluyong, while its transmitter is located at Palos Verdes Executive Village, Sumulong Highway, Brgy. Sta. Cruz, Antipolo.