These are some summarizes about good and bad features at SAMSUNG GALAXY M21 2021. This phone can not work with 5G connections, but it has 4G LTE for broadband Internet access at single or dual simcard slot. The models are SM-M215G and SM-M215G/DS.   Some disadvantages possibilities of SAMSUNG GALAXY M21 2021 : Demerit of SAMSUNG GALAXY M21 2021

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