Asus has been making the rounds in social media, building up hype for the Zenfone 4. The latest is a teasing peek at the back of the phone and its dual cameras. The photo features spokesperson Gong Yoo and sets the unveiling date to August 17. Asus Zenfone 4 teaser image starring Gong Yoo This will be one of several "Zenfone 4" devices, the Zenfone 4 Max is already official and there should be two more devices - the blue Zenfone 4 Pro (S835, 5.7" QHD AMOLED, dual camera) and the single cam device in red. By the way, the August 17 event is in Taiwan, there's a European event...
Source: http://www.gsmarena.com/asus_teases_zenfone_4_showing_the_dual_camera_on_its_back-news-26509.php
