Buy Star Wars Battlefront - Season Pass

You need to use your your game CD Key on the Playstation Network to download your game. To access the Playstation Network, you need a Playstation 4, a broadband connexion, a PSN account, and a storage device according to your console: Hard disk drive, memory card, or USB drive.
Playstation Plus Subscriptions are compatible with PS4, PS3 and PS VITA.

Use your code on the Xbox Live network to activate your games or increase your Xbox Live account's credit. To access the Xbox Live network, you need the Xbox One, a broadband connexion, a Xbox Live account, and a storage device according to your console: Hard disk drive, memory card, or USB drive.

For Origin CD Keys, you must download and install Origin (HERE). Then start the client, sign in, and go to settings in the upper right corner "Redeem Game Code" and just enter your CD Key. Thus, the game will be activated and automatically added to your account library.