The Samsung Galaxy S7 features a 5.1-inch Quad HD Super AMOLED screen Qualcomm's most powerful Snapdragon 820 or Exynos 8890 system chip under the hood and a brand new 12-megapixel camera with low light superpowers. All of that runs on a new edition of TouchWiz on top of Android 6 Marshmallow. And yes the microSD card slot is back: you can use a card of up to 200GB on the S7. The Galaxy S7 also has a very large 3000mAh battery and it adds IP68 water resistance.
What is Refurbished? Refurbished products have been tested and verified to function properly and are thus free of defects. Refurbished products may be unused customer returns that are essentially 'new' items or they may be defective products that were returned under warranty and resold by the manufacturer after repairing the defects and ensuring proper function. It has been fully tested and is operational with minor cosmetic faults. Refurbished items and their accessories may display marks or superficial scratching that would be expected from normal use - these cosmetic flaws do not in any way affect the performance of the unit.