This is a very good condition can have a good first time, but is not new..
Before the product delivered to, customer.
We had sterilization and functional testing, processing and send it.
And this version of iPhone in South Korea and four g to support (TDD and fdd).

•  A1549(GSM)* / A1522(GSM)*
  • UMTS/HSPA+/DC-HSDPA(850, 900, 1700/2100, 1900, 2100MHz)
  • GSM/EDGE(850, 900, 1800, 1900MHz)
  • LTE(BAND 1, 2, 3, 4, 5, 7, 8, 13, 17, 18, 19, 20, 25, 26, 28, 29)
•  A1549(CDMA)* /  A1522(CDMA)*
  • CDMA EV-DO Rev. A   Rev. B(800, 1700/2100, 1900, 2100MHz)
  • UMTS/HSPA+/DC-HSDPA(850, 900, 1700/2100, 1900, 2100MHz)
  • GSM/EDGE(850, 900, 1800, 1900MHz)
  • LTE(BAND 1, 2, 3, 4, 5, 7, 8, 13, 17, 18, 19, 20, 25, 26, 28, 29)
   A1586(GSM)* /  A1524(GSM)*
  • UMTS/HSPA+/DC-HSDPA(850, 900, 1700/2100, 1900, 2100MHz)
  • TD-SCDMA 1900(F), 2000(A)
  • GSM/EDGE(850, 900, 1800, 1900MHz)
  • FDD-LTE(BAND 1, 2, 3, 4, 5, 7, 8, 13, 17, 18, 19, 20, 25, 26, 28, 29)
  • TD-LTE(BAND 38, 39, 40, 41)
•  A1586(CDMA)* /  A1524(CDMA)*
  • CDMA EV-DO Rev. A  & Rev. B(800, 1700/2100, 1900, 2100MHz)
  • UMTS/HSPA+/DC-HSDPA(850, 900, 1700/2100, 1900, 2100MHz)
  • TD-SCDMA 1900(F), 2000(A)
  • GSM/EDGE(850, 900, 1800, 1900MHz)
  • FDD-LTE(BAND 1, 2, 3, 4, 5, 7, 8, 13, 17, 18, 19, 20, 25, 26, 28, 29)
  • TD-LTE(BAND 38, 39, 40, 41)
• ALL
  
  • 802.11a/b/g/n/ac Wi‑Fi
  • Bluetooth 4.2 
  • NFC