Samsung Galaxy Note I717 16GB Unlocked GSM Android Smartphone - Black (AT&T Version) (Certified Refurbished) This Certified Refurbished product is factory refurbished, shows limited or no wear, and includes all original accessories plus a 90 day warranty 4G: LTE 700 MHz Class 17 / 1700 / 2100 Dual-Core 1.5 GHz Scorpion Processor, Android v2.3 Gingerbread 5.3-inch Super AMOLED Multi-Touchscreen w/ Protective Corning Gorilla Glass nternal Memory: 16GB storage, 1GB RAM + microSD Slot Expandable up to 32GB