LG G2 Mini D620R 8GB 4G LTE Unlocked GSM Android Quad-Core Smartphone (Red) International Version No Warranty 2G Network GSM 850/900/1800/1900 3G Network WCDMA 850/900/1900/2100 4G Network LTE 800/900/1800/2100/2600 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.