The Lumia 520 is a budget-friendly smartphone released by Nokia in 2013. It features a 4-inch touchscreen display with a resolution of 800 x 480 pixels, making it suitable for basic tasks like browsing and social media. The device runs on the Windows Phone 8 operating system and is powered by a dual-core processor, providing decent performance for everyday use. With a 5-megapixel rear camera, the Lumia 520 allows users to capture photos and videos, although it lacks a front-facing camera. The phone also offers 8 GB of internal storage, expandable via a microSD card, and has a removable battery, making it a practical choice for budget-conscious consumers.