When will Battlefield 3 Close Quarters DLC arrive on PS3?

Battlefield 3 Close Quarters DLC coming June 19 for PS3 games. And I saw one of following battlefield 3 gaming web site giving some free redeem codes to get this Close Quarters DLC. You can try it and get one redeem code.

Closequartersdlcfree.info.

Battlefield 3: Close Quarters is a themed expansion pack bringing the team play of Battlefield 3 to tight indoor environments. The frantic close quarters infantry combat is amplified by unprecedented high definition destruction, new ways to play, more weapons and added persistence.

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