This unannounced variant of the 6-inch phablet already present in China has just received its WiFi certification. Aiming the international market, it has the same specs as its China-only counterpart - Qualcomm Snapdragon 653, 6 GB RAM, 16 MP main camera, and more.
http://www.notebookcheck.net/International-variant-of-the-Galaxy-C9-Pro-surfaces-online.187257.0.html