Technology: GSM
Announced Carrier: Not available
Rumored Release Date: Q1 of 2010

Sony Ericsson made it all official today, ending the teasing and announcing the Xperia X10, the first of what SE says will be a family of Android OS devices to ship next year. X10 is expected to be available in Q1 of 2010, though no specifics were given as to pricing or availability.