Unlocked JIAKE miniS5 MTK6572 2G ROM 5.0 Inch Android 4.2 3G Smartphone(Black) Android 4.2 CPU: MTK6572 Dual-Core 1.2GHz Dual cameras Front 0.3 MP Back 2.0 MP RAM: 256MB ROM: 2GB Support TF card up to 32GB 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.