Doogee YOYAGER DG300 (White) 5.0 Inch Screen Dual Core MTK6572W Dual SIM Dual Standby Android 4.2 4GB ROM 512RAM 5.0MP Camera Unlocked 3G GPS Smartphone (30 Days Money Back + 1 Year Warranty) Android 4.2.2 with 1.2GHz MTK6572W, Cortex A7 Dual-core processor and 512MB RAM + 4GB ROM Support 2G network: GSM 850/900/1800/1900MHz; Support 3G network: WCDMA 850/2100MHz Dual SIM Card(one Micro SIM card) Dual Standby 5.0MP back camera with flashlight, front 2.0MP camera, make your selfies more distinctive Light sensor, Gravity Sensor, Proximity sensor, Distance sensor Supports APK format Android game and applications, such as Bebbled, Angry Birds, What's app, Line Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin.