It unlocks all the DLC, including exclusive for the Playstation. 

To install:

Unzip the files from the archive to the root folder of the game (... \ LEGO STAR WARS The Force Awakens).

The Empire Strikes Back Character Pack (DLC1)
The Jedi Character Pack (DLC2)
Jabba's Palace Character Pack (DLC3)
Droid Character Pack (DLC4)

• LEGO Star Wars: The Force Awakens: Save Game (The game done 100% + 12 DLC) [2018-Apr-19]
• LEGO Star Wars: The Force Awakens: Cheat Codes [2016-Dec-22]