The Lumia 550 is a budget-friendly phone with a 4.7-inch, 1280 x 720 display and a 2100mAh battery. It's powered by a 1.1GHz Snapdragon 210 quad-core processor, and has 1GB of RAM. It's 8GB of internal storage is expandable via the microSD card slot. It has a 5MP rear camera, along with a 2MP front-facing shooter.
Thanks to libra89 for the tip!