4G Samsung Galaxy Exhibit SGH-T599 IS (FACTORY UNLOCKED) WORKES WITH GSM SERVICE WORLDWIDE GSM International Android Smartphone ***** Ship in 24 hours with USPS tracking number****** Works with t-mobile network or any gsm networkGsm international COUNTRIES IN AFRICA, SOUTH AMERICA, ASIA, NORTH AMERICA OR EUROPE OR WITH GSM SIM CARDS ANYWHERE *** Ship in 24 hours with USPS tracking number 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.