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https://hanzama.x0.to/2020/08/31/kddi-supports-almost-all-of-the-bands-au-5g-mobile-base-vehicles-including-4g-lte-with-itmedia-mobile/
KDDIが「au 5G」対応移動基地局車を披露 4G LTEを含むほぼ全バンドをサポート(ITmedia Mobile)