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Anchor text: Ministry Of Information And Communications, Socialist Republic Of Vietnam. No. 46 /2016/TT-BTTTT, Circular, Regulation on the list of radio devices exempted from frequency license, together with their technical and operational conditions. Annex 2, Authorized Frequency Bands And Emission Level. Annex 18, Technical And Operation Conditions For Low-Power Radio Communication Device

Wikipedia: PMR446

Wikipedia: List of analog television stations in Vietnam