Phone bearing the model number SM-G571 was spotted on a mobile device benchmark GFXBench. We do not know much about its specification; it runs on what probably is Android 7.1.1 Nougat OS and features a 4.8' HD display, 1.4GHz CPU, 3GB RAM and a 12mpx main and 7mpx secondary cameras. You can check the complete incomplete list above the post.
There is no word on the device's price, date of release or availability. Early 2018 is the estimated date of release.