One of the major changes in upcoming Sony NEX-3N camera is the electronic zoom control located next to the on/off switch. The camera is rumored to have 16MP sensor. As previously reported, there is there is no firm release date yet.
In addition to the NEX-3N, Sony is rumored to announce also new a38 and a58 cameras.
Here is the updated Sony E-mount roadmap for 2013 - a minimum of five new E-mount lenses will be released this year (two lenses already announced, three more to go):