Today, Sony announced the date and time for its E3 2016 PlayStation Press Conference, happening on Monday, June 13, at 6 PM Pacific. The event will take place at the Shrine Auditorium, a short distance from the Los Angeles Convention Center.
The invitation was sent out to the media, but it does not give any detailed info of what will be shown. While it is very likely that Sony will show the PlayStation VR in action, it is unknown if Sony will show the rumored PlayStation 4.5 aka PS4K, the enhanced version of the PlayStation 4.
[Source]: IGN: E3 2016: Sony confirms conference time and date.