Smartphones 6.0" Unlocked Android 5.1 Quad Core Dual Sim GSM Quadband JUNING Cellphone Black Unlocked Dual SIM smartphone, with Android 5.1 Lollipop Mediatek 6580 Quad Core 1.3 GHz Processor with arm Mali-400 GPU 6.0 inch IPS HD(1280*720) Screen Dual cameras Front 2.0 MP Back 2.0 MP Dual SIM,RAM:512MB;ROM:4GB 3G (WCDMA 850/2100) and 2G Quad Band International Version (GSM 850/900/1800/1900) network please buy the GSM/WCDMA SIM card. Do not buy the CDMA SIM card from them.