Nokia Lumia 525 an upgrade version of Lumia 520 with 1 GB RAM

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Nokia offically announced their sequel to the most successful Windows Phone handset of all time. The Nokia Lumia 525 is real, and it has just been fully revealed. Appearing as a successor to the popular Lumia 520, the Lumia 525 keeps the swappable covers (orange, yellow or white) like previous Lumia models with 1 GB of RAM.