ZHYIHONG 5.0" Anroid 4.4 Unlocked Dual Sim Smartphone Cellphones Moblie phone ROM 4GB 5.0MP Camera GSM (White) Unlocked Dual SIM smartphone, with Android 4.4 kitkat MTK 6572 Dual Core 1.3 GHz Processor with arm Mali-400 GPU 5.0 Inch TFT, capacitive touch screen 960 x 540 pixels Dual cameras Front 2.0 MP Back 5.0 MP Dual SIM,RAM:512MB;ROM:4GB 3G (WCDMA 850/2100) and 2G Quad Band International Version (GSM 850/900/1800/1900) network of US Compatible Nationwide on all GSM Networks including AT&T, T-Mobile, H20,Cricket, Tracfone, Straight Talk and others T-Mobile: Lyca, Speedtalk, Go Smart, Simple Mobile, Net10, Straight Talk, Solavei, Ultra Mobile, Telcel America, Walmart Family Mobile. Note:A SIM card need to be purchased separately. Some network company provide the GSM/WCDMA sim card and CDMA sim card also, please buy the GSM/WCDMA SIM card. Do not buy the CDMA SIM card from them.