Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) Glass front (Gorilla Glass Victus+), glass back (Gorilla Glass Victus+), aluminum frame Versions: SM-S901B, SM-S901B/DS (International) SM-S901U (USA) SM-S901U1 (USA unlocked) SM-S901W (Canada) SM-S901N (Korea) SM-S9010 (China) SM-S901E (Asia/Africa) Network