It must have a dvd player, Touch screen with USB interface, and 7"
There is no such animal.... yet.
Have you looked in the FAQ yet?
How about the Wiki?
Under normal circumstances, a signature would go here.
I saw a post a while back where a guy modified his Xenarc 700IDT to accept a slim slot dvd. You should be able to find it without too much trouble.
Here ya go, post #10:
Installing CD/DVD in Xenarc 700IDT