Samsung Galaxy S6 Edge G925 128GB Unlocked GSM 4G LTE Octa-Core Smartphone w/ 16MP Camera - Black 4G LTE on Verizon, and on GSM carriers like AT&T, T-Mobile, 700 / 850 / 1700 (AWS) / 1800 / 1900 / 2100 / 2600) (Bands 2, 3, 4, 5, 7, 13) 5.1-inch Super AMOLED Curved Edge, Multi-Touchscreen w/ Fingerprint sensor, Samsung Pay, and Protective Corning Gorilla Glass 4 Android Lollipop, Octa Core CPU: Quad-Core 1.5 GHz Cortex-A53 + Quad-Core 2.1 GHz Cortex-A57 Processor 16 Megapixel Camera (2988 x 5312 pixels) + Front-Facing 5 Megapixel Camera Internal Memory: 128GB, 3GB RAM (memory not expandable)