Introduction The selfie-oriented niche may be a small one, but still active. Every now and then a manufacturer will launch a phone with a high-resolution front camera, assisted by an LED flash, and some software enhancements to boost your self-made mugshots. Today, we take a look at the Asus ZenFone 4 Selfie Pro . As you are probably guessing by the name, it's a phone that wants to appeal to the social-networking, selfie-loving crowd. This one ups the ante with a secondary, wide-angle selfie camera on the front, and a Portrait Mode for both the front- and rear-facing snappers. Design When first laying eyes on the ZenFone 4 Selfie Pro, one is met with a pleasant, contemporary design. The device is wrapped in matte-finished metal and has a thin profile, which feels quite pleasant in the hand. The home button on the bottom is a capacitive plaque, which also doubles as a fingerprint scanner. We've got backlit "back" and "recent apps" buttons surro...