Sony Ericsson has again began publically announcing the soon to be release "Xperia X1". The X1 will be released sometimes at the end of this month 30 September 2008. Full details of the Xperia X1 is not yet know at this stage but seems to be running on Windows. The general design of the Xpreia is it has a slide bar where the keypads and other main functions are at. More details of the Sony Xperia will be updated hopfully some more of the features and specifications. Keep checking for more details.
Update
Few more information about the Xperia X1 with thanks to the review from a blog in university of Minnesota. Details are as follows;
Phone weight: 450 grams
3 inches screen with a resolution of 800X480 pixels
Operating System version Windows mobile 6.1
Porcessor manufactuer: Qualcomm
Processor speed: 528 Megahertz
RAM: 128 Megabyte
Camera 3 Megapixel autofocus enabled including flash, video recording in VGA resolution @ 30 frames per second.
400 Megabyte storage also microSD slot included
Battery power 1500mAH
sources: Sony Ericcson Xperia X1 review
Order and experience the Sony Ericsson Xperia X1 which is a world phone or in other words you could use it any where around the world since it is already unlocked.