Features: 5.5-inch IPS Multi-Touch screen display, 1920 * 1080pixel resolution at 401 ppi. Features an A8 chip with 64-bit architecture, M8 motion coprocessor. 1GB RAM and 16/64/128GB ROM storage capacity. Dual cameras, 8.0MP iSight rear camera, 1.2MP front camera with True Tone flashlight and Focus Pixels auto focus. Support Touch ID, fingerprint sensor built into the Home button. Single SIM Card, Single Standby.(Nano card) Built-in 2915mAh rechargeable lithium-ion battery. Support FaceTime, iOS, iCloud, Apple Pay, Cellular and Wireless, etc.