This isn't really insider, but it is what's inside.

http://www.polygon.com/2016/8/24/126...ss-dlc-details

Premium pass info.

Premium Pass will also include the following, according to a release from EA:
  • 16 new multiplayer maps
  • New Operations and game modes
  • New Elite classes
  • 20 new weapons
  • New vehicles
  • 14 Battlefield 1 Battlepacks containing stand-out weapon skins, delivered monthly from November 2016
  • 14 unique dog tags distributed over the course of the Battlefield 1 Premium Pass period
EA promises more details to come on the Battlefield 1 Premium Pass’