The Factory Unlocked Samsung Galaxy S8+ Duos SM-G9550 is a good Android phone with 2.35Ghz Octa-Core processor that allows run games and heavy applications.
An advantage of the Samsung Galaxy S8+ Duos SM-G9550 is the possibility of using two mobile carriers, a Dual-SIM device with two SIM card slots.
Great connectivity of this device includes Bluetooth 5.0 version with A2DP, WiFi 802.11 a/b/g/n/ac + MIMO and NFC to make payments and allows connection to other devices.
This phone comes with 2 options for internal memory: 64GB (with 4GB of RAM), and 128GB (with 6GB of RAM).
This is an International version of the device, that comes with no warranty in the US, and will work with GSM carriers only (no support for CDMA carriers like Verizon, Sprint, etc.)