HTC One M8 Windows 32GB Verizon 4G LTE Smartphone w/Cortana - Gunmetal Grey LTE Band 13/4 (700/1700 MHz), CDMA/1xEVDO Rev. A (800/1900 MHz); Global - EDGE/GSM (850/900/1800/1900), HSPA/UMTS (850/900/1900/2100) Windows 8.1 Operating System Dual 4 MP Cameras w/ Autofocus, Dual-LED, geo-tagging, face/smile detection, HDR, panorama 5-inch Super LCD3 Multi-Touchscreen w/ Protective Corning Gorilla Glass 3 32GB, 2 GB RAM with microSD Slot Expandable up to 128GB