"Hujambo Chandan, Asante kwa swali lako. Galaxy M21 haitumii mtandao wa 5G. Galaxy M21 inaauni 4G LTE FDD na 4G LTE TDD. Natumai hii ni ya msaada. Regards, Samsung India" hapana####[['mtandao wa 5G', 'Signal#Signal of Mobile Network', 'negative'], ['4G LTE FDD', 'Signal#Signal of Mobile Network', 'positive'], ['4G LTE TDD', 'Signal#Signal of Mobile Network', 'positive']]