Important Note: PlayStation Network Card (DE) sold by SEA Gamer Mall only VALID for Germany registered PSN Account users.
Add funds to your PlayStation® Network wallet without the need for a credit card. Top up your PSN wallet to purchase thousands of exclusive games, add-on content, movies, music and more through PlayStation®Store and Sony Entertainment Network Store, accessible with your PS4, PS3 or PS Vita.
Here is the Playstation Network Card redemption guide in further details.