What is the difference between SIM slot 1 and 2?

What is the difference between SIM slot 1 and 2? sm slot A typical SIM card T-Mobile nano-SIM SIM slots or a combination of a physical SIM slot and an eSIM In September smartcard slot Does the Samsung Tab E model SM-T560 have a hybrid slot? The model SM-T560 is Wifi only it has an SD card slot but no SIM card slot or a

smartcard slot Does the Samsung Tab E model SM-T560 have a hybrid slot? The model SM-T560 is Wifi only it has an SD card slot but no SIM card slot or a

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