Features: Unlocked Dual SIM LTE smartphone with three card slots. Supports nano-sim, micro-SIM, and a microSD card up to 128GB. Works with AT&T and T-Mobile Networks. Powered by Android 5.1 Lollipop with 16GB Internal memory and 2 GB RAM. A Qualcomm 64-bit Octa-Core Processor renders a smooth, responsive experience. A Picture perfect 5.5-Inch, 1080P full HD display can Show off your 13MP Camera pictures with shooting modes like time-lapse, slow-motion, and perfect-selfie.