Samsung Galaxy Note II N7100 16GB Gray-Unlocked International GSM Phone No Warranty 2G Network GSM 850 / 900 / 1800 / 1900 3G Network HSDPA 850 / 900 / 1900 / 2100 CPU Quad-core 1.6 GHz Cortex-A9 Chipset Exynos 4412 Quad OS Android OS, v4.1.1 (Jelly Bean) 16 GB Storage International Model This cell phone may not include a US warranty as some manufacturers do not honor warranties for international version phones. Please contact the seller for specific warranty information.