For starters, You guys will get the usual Android 4.2.2 goodies like expanded notification using two finger swipe that reveals additional options, Lockscreen widgets and Daydream support. Other feature are also included which were initially released with Galaxy S IV.
Samsung is still working on the update and hopefully will start rolling out in June. But if you are feeling impatient and eager to get your hands on it, You can hit the source link below and start downloading with the usual risks involved. Tell us how it is working on your device by commenting in the comment section below.