Cat B15Q Unlocked GSM Quad-Core Extremely Rugged Touchscreen Android Phone - Black 2G: GSM 850 / 900 / 1800 / 1900 (SIM 1 & SIM 2) 3G: HSDPA 850 / 1700 / 1900 / 2100 4.0-inch Multi-Touchscreen w/ Protective Corning Gorilla Glass (IP67 and MIL-STD-810G certified) Android v4.4.2 (KitKat), Quad-Core 1.3 GHz Processor 5 Megapixel Camera (2592 x 1944 pixels) w/ Autofocus & LED Flash + Front-Facing VGA Camera Internal Memory: 4GB, 1GB RAM + microSD Slot Expandable up to 32GB