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

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.