It's not surprising that Apple has incorporated the new features first introduced final descend for its 12.9 inch iPad Pro to its new 9.7 inch iPad Pro--essentially making it an enhanced iPad Air 2 packing an A9X brain,quad speakers and support for the new Apple Pencil and Smart Connector. What is surprising is that in just six months, Apple has enhanced the iPad Pro with an iPhone 6s-lesson camera with True Tone flash, or has invented a new "True Tone Display" for adapting the screen to ambient lighting--a substantial investment in iPad as a platform.
Source: appleinsider.com