The MediaTek Helio P25-powered BLU Vivo X phablet is finally official. Currently available for purchase on Amazon for US$249.99 (17 percent down from a list price of US$299.99), this 6-inch phablet comes with a quad-camera setup and a 2:1 display. Just as the other handsets by BLU Products, it is fully compatible with the GSM networks of major US carriers such as AT&T, T-Mobile, MetroPCS, and others.
https://www.notebookcheck.net/BLU-Vivo-X-now-official-2-1-display-and-quad-cameras-in-tow.285124.0.html