http://mlb.mlb.com/mlb/subscriptions/
Watch every out-of-market regular season game live or on demand on your favorite supported devices. Enjoy full portability with a free subscription to At Bat Premium, the #1 selling sports app in the App Store ($19.99 value). Other features include: The best picture quality (60 frames per second), choice of home or away broadcasts, live game DVR, multi-game viewing, and more.