Lightahead&reg; LA-912T Unlocked 6.0 inch HD IPS Screen MTK8382 Quad core Android 4.2.2 (1GB RAM) WIFI GPS 3G coverage on all US GSM networks like AT&T, T Mobile, Net 10 Simple mobile etc. 3G Mobile Smart Phone (White) &#x2022; One of the rare High Quality smart phones that works 3G and above on all major US GSM carriers like: AT&T T MOBILE SIMPLE MOBILE NET 10 CONSUMER CELLULAR H20 & Many more &#x2022; Huge 6 Inch IPS screen with crystal clear display. 1GB RAM Top of the line CPU: MTK 8382 Quad Core, processor, 1.3GHz. Blazing speeds Wi-Fi, Bluetooth, GPS, Browser, Camera Front 0.3MP, Back 5.0MP &#x2022; RAM: 1GB; Nand Flash: 4GB Expandable to 32GB &#x2022; Most popular apps already installed including latest playstore. 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.