ASUS officially introduces a pair of new Zenbooks with Windows 8.1

[Windows Central]

Tied in with its U.S. launch of the Android powered Zenfone 2, ASUS has slipped out an official introduction of two additions to its Zenbook line of Windows 8.1 Ultrabooks.
Among them is a souped up version of the existing Zenbook UX305 as well as the brand new Zenbook Pro UX501.

Full story from the WindowsCentral blog...