DWCH
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91.9 Air1 Radio (DWCH 91.9 MHz) is an FM station owned by Iddes Broadcast Group and operated by Air1 Global Advertising Corporation. Its studios and transmitter are located at the 3rd floor, CNM Bldg., Diversion Road, Brgy. Bolbok, Batangas City. The frequency is formerly owned by Radio Mindanao Network.