5.1" Quad HD Super AMOLED display
Qualcomm® SnapdragonTM 820 processor
12 MP Rear Facing Camera, 5 MP Front Facing Camera
4GB RAM / 32GB ROM, expandable up to 256GB (sold separately)
"A Certified Refurbished product has been tested and certified to work and look like new, with minimal to no signs of wear, by a manufacturer or specialized third-party seller approved by Amazon. All products are backed by a minimum 90-day warranty."