5150mAh Large battery. Battery ------ 5150mAh Large battery. 16GB RAM(6GB+Up to 10GB Extended RAM)+256GB ROM. ROM-----256GB ROM+Up To 1TB Extended. RAM -----16GB RAM(6GB+Up to 10GB Extended RAM). SIM Card -------Support nano SIM1 + nano SIM2 OR nano SIM + TF card.
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