The phone is unique because it has two screens, a standard 6.3-inch LCD display you'd see on most phones and a 5.1-inch OLED display on the back (pictured here) that helps you take selfies.
This isn't the only phone with a second rear screen. In 2014, the YotaPhone 2 featured a standard front LCD and a secondary E Ink display on the back for reading e-books.
Unfortunately, Nubia is only selling the X in China. However, it did say it plans to release a sequel later this year, which it hopes to sell in other markets.
