Samsung Galaxy Note I717 16GB Unlocked GSM 4G LTE Smartphone w/ 8MP Camera -Carbon Blue (Certified Refurbished) 2G: GSM 850 / 900 / 1800 / 1900, 3G Network: HSDPA 850 / 1900 / 2100, 4G Network: LTE 700 MHz Class 17 / 1700 / 2100 5.3-inch Super AMOLED Capacitive Multi-Touchscreen w/ Protective Corning Gorilla Glass-inch-inch Android v2.3 (Gingerbread), upgradable to v4.0 (Ice Cream Sandwich), Dual-Core 1.5 GHz Scorpion Processor, Chipset: Qualcomm MSM866 Snapdragon, Adreno 220 Graphics 8 Megapixel Camera (3264 x 2448 pixels) w/ AutoFocus, LED Flash + Front-facing 2 Megapixel Camera Internal Memory: 16GB storage, 1GB RAM + microSD Slot Expandable up to 32GB