Huawei Y511 4.5-Inch 4GB Smartphone -Dual Core MTK6572 1.2GHz Dual SIM GSM WCDMA Android 4.2 -White 4.5 Inch Screen 854x480 pixels 2G: GSM 900/1800/1900MHz 3G: WCDMA 900/2100MHz Google Play Store+Gmail. Android 4.2 OS 512MB RAM and 4GB ROM