A leak detailing HTC's upcoming flagship has surfaced. Going by the leak, the device will feature a 5.5-inch QHD+ display, quad cameras, OIS, IP68 certification, 8 GB of RAM, and Quick Charge 4+ support.
https://www.notebookcheck.net/Purported-specifications-sheet-of-the-HTC-U12-surfaces-online.296692.0.html