Nokia Asha 311 Gray WiFi Touchscreen Unlocked GSM QuadBand 3G Bar Cell Phone 3.2 MP Primary Camera 3-inch LCD Capacitive Touchscreen Expandable Storage Capacity of 32 GB 2G and 3G Network Support; FM Radio Wi-Fi Enabled Unlocked cell phones are compatible with GSM carriers such as AT&T and T-Mobile, but are not compatible with CDMA carriers such as Verizon and Sprint. 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.