Samsung Galaxy A51 5G SM-A516U (USA). Internal 128GB 6GB RAM, 128GB 8GB RAM. SIM Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by). 2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only).
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