Samsung Galaxy S4 i9505 Unlocked International Version No Warranty LTE 800/850/900/1800/2100/2600 Factory unlocked international version! LTE/4G: Hexa-Band (800/850/900/1.800/2.100/2.600 MHz) 3G: Quad-Band (850/900/1.900/2.100 MHz) GSM: Quad-Band (850/900/1.800/1.900 MHz) 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.