We are happy to announce the dates for the Battlefield 4™ Open Beta and the Battlefield 4™ Exclusive Beta. We value your feedback, so this is your chance to try out an early version of the game and help us make Battlefield 4™ better!Battlefield 4™ Beta FAQQ: When does the Open Beta start for Battlefield 4™?A: The Open Beta launches on October 4, 2013 for everyone, and ends October 15 2013. The Battlefield 4™ Open Beta will feature Conquest mode on the Siege of Shanghai map.
Q: When does the Exclusive Battlefield 4™ Beta start?A: The exclusive Beta starts already on October 1, 2013.
Q: Who can access the exclusive Battlefield 4™ Beta?A: There are several ways to get into the exclusive Battlefield 4™ Beta: By pre-ordering the Battlefield 4™ Digital Deluxe Edition on Origin.com, by being a Battlefield 3: Premium member, and by being a registered owner of Medal of Honor Warfighter Limited Edition or Digital Deluxe Edition.
Q: What is the purpose of the Battlefield 4™ Beta?A: The Beta gives us a chance to properly test our servers, the back end, and configure the multiplayer components of the game. By taking part, you will help us in ensuring a smooth launch for Battlefield 4™. You’ll also have the option to feedback directly to us with any gameplay ideas, bugs you find, and other thoughts on the Beta experience.
Q: I am a Battlefield 3™ Premium member. What platform will I be able to access the exclusive Battlefield 4™ Beta on?A: You will get access on the same platform that your Battlefield 3 Premium membership is tied to (PC, Xbox 360, or PlayStation 3.) This exclusive Beta will be available world-wide on all platforms, with the exception of Japan and rest of Asia on PS3.
Q: I have multiple potential entry points into the Battlefield 4™ Beta from different platforms -- Can I choose which platform to access the Battlefield 4™ Beta on, or give one of my invitations to a friend?A: In these cases you will be able to access the Battlefield 4™ Beta on several platforms. Access is tied to your Origin ID and is non-transferable.
Q: I am eligible to access the exclusive Battlefield 4™ Beta in multiple ways -- Will I get several invites to access the exclusive Beta? If yes, can I share them?A: If these entry points are all on the same platform (e.g. MOHW DD + BF4 DD), it would count as 1 invite. Access is tied to your Origin ID and is non-transferable.
Q: If I have an entry point on one platform, can I choose to play the Beta on another platform (For example, Medal of Honor Warfighter Limited Edition PS3 player who wants to play the beta on PC?)A: You will get access on the same platform that your entry point is tied to.
http://www.battlefield.com/battlefield-4/faq/beta