Mystery phone features triple camera and dual screen, may be vivo NEX S2

The vivo NEX S was one of the most striking phones to launch this year, but its sequel may already be close. An unboxing video of a "mystery smartphone" shows a few unique design elements and the rumor mill believes that this is the NEX S2. The first is called the "Lunar Ring", which appears to be a colorful RGB LED ring around the camera. While it's much more advanced than your typical LED notification light, it still pales in comparison with the second feature. A second screen. That's right, the NEX S2 will have dual displays, similar to the nubia X. Unfortunately, the rear display...