Sony C6802: heir flagship Xperia Z?

As is known, announced in January, Sony Xperia Z smartphones and Xperia ZL is not on sale (they are expected by the end of the month), and the network already has information about the heir flagship smartphone Sony Xperia Z - Sony C6802. More precisely, only assume that this model is a continuation of Sony Xperia Z, because the index is represented by the unit - C660X. Information about the new Sony C6802 appeared when it was browser HTML5 Test.

However, data are scarce, for example, is known about the operating system on which smartphone works - is Android 4.2 Jelly Bean. At the same time, we can assume that it is only used for testing, and at launch it will be more new Android Key Lime Pie (4.3 or 5.0). Also said the display resolution: it is 1920x1080 pixels, other information about the upcoming smartphone yet. Nothing is known about when Sony C6802 will be presented.