Samsung Galaxy Ace 4 G316M Unlocked GSM HSPA+ Android Cell Phone - White 2G: GSM 850 / 900 / 1800 / 1900, 3G: HSDPA 850 / 1900 / 2100, 4G: HSPA+ 850 / 1900 / 2100 (not LTE) 4" TFT Display Capacitive Multi-Touchscreen Android v4.4.2 (KitKat), Dual-Core 1.0 GHz Processor 5 Megapixel Camera (2592 x 1944 pixels) w/ Autofocus, LED flash + Front-Facing VGA Camera Internal Memory: 4GB, 512 MB RAM + microSD Slot Expandable up to 64GB